Home / 7,423.74-10,244.70-4,439.43

Finding the Fourth Proportional to 7,423.74, 10,244.70 and 4,439.43

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Solution

The fourth proportional to 7,423.74, 10,244.70 and 4,439.43 is: 6,126.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,423.74 : 10,244.70 = 4,439.43 : x
  2. Step 2: Convert to fraction form
    7,423.74/10,244.70 = 4,439.43/x
  3. Step 3: Cross multiply
    7,423.74x = 10,244.70 × 4,439.43
  4. Step 4: Simplify right side
    7,423.74x = 45,480,628.52
  5. Step 5: Solve for x
    x = 45,480,628.52/7,423.74
  6. Step 6: Final answer
    x = 6,126.38

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Half scale
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Double scale
Find fourth proportional to 7,424.74, 10,246.08 and 4,440.43
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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.