Home / 7,515.02-10,374.90-5,000.54

Finding the Fourth Proportional to 7,515.02, 10,374.90 and 5,000.54

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Solution

The fourth proportional to 7,515.02, 10,374.90 and 5,000.54 is: 6,903.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,515.02 : 10,374.90 = 5,000.54 : x
  2. Step 2: Convert to fraction form
    7,515.02/10,374.90 = 5,000.54/x
  3. Step 3: Cross multiply
    7,515.02x = 10,374.90 × 5,000.54
  4. Step 4: Simplify right side
    7,515.02x = 51,880,102.45
  5. Step 5: Solve for x
    x = 51,880,102.45/7,515.02
  6. Step 6: Final answer
    x = 6,903.52

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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.