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Finding the Fourth Proportional to 7,062.48, 10,593.72 and 1,868.31

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Solution

The fourth proportional to 7,062.48, 10,593.72 and 1,868.31 is: 2,802.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,062.48 : 10,593.72 = 1,868.31 : x
  2. Step 2: Convert to fraction form
    7,062.48/10,593.72 = 1,868.31/x
  3. Step 3: Cross multiply
    7,062.48x = 10,593.72 × 1,868.31
  4. Step 4: Simplify right side
    7,062.48x = 19,792,353.01
  5. Step 5: Solve for x
    x = 19,792,353.01/7,062.48
  6. Step 6: Final answer
    x = 2,802.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.