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Finding the Fourth Proportional to 7,495.41, 10,387.41 and 7,389.70

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Solution

The fourth proportional to 7,495.41, 10,387.41 and 7,389.70 is: 10,240.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,495.41 : 10,387.41 = 7,389.70 : x
  2. Step 2: Convert to fraction form
    7,495.41/10,387.41 = 7,389.70/x
  3. Step 3: Cross multiply
    7,495.41x = 10,387.41 × 7,389.70
  4. Step 4: Simplify right side
    7,495.41x = 76,759,889.99
  5. Step 5: Solve for x
    x = 76,759,889.99/7,495.41
  6. Step 6: Final answer
    x = 10,240.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.