Home / 7,424.02-10,244.85-4,438.09

Finding the Fourth Proportional to 7,424.02, 10,244.85 and 4,438.09

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Solution

The fourth proportional to 7,424.02, 10,244.85 and 4,438.09 is: 6,124.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,424.02 : 10,244.85 = 4,438.09 : x
  2. Step 2: Convert to fraction form
    7,424.02/10,244.85 = 4,438.09/x
  3. Step 3: Cross multiply
    7,424.02x = 10,244.85 × 4,438.09
  4. Step 4: Simplify right side
    7,424.02x = 45,467,566.34
  5. Step 5: Solve for x
    x = 45,467,566.34/7,424.02
  6. Step 6: Final answer
    x = 6,124.39

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.