Home / 10,580.47-14,605.70-7,406.23

Finding the Fourth Proportional to 10,580.47, 14,605.70 and 7,406.23

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Solution

The fourth proportional to 10,580.47, 14,605.70 and 7,406.23 is: 10,223.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,580.47 : 14,605.70 = 7,406.23 : x
  2. Step 2: Convert to fraction form
    10,580.47/14,605.70 = 7,406.23/x
  3. Step 3: Cross multiply
    10,580.47x = 14,605.70 × 7,406.23
  4. Step 4: Simplify right side
    10,580.47x = 108,173,099.97
  5. Step 5: Solve for x
    x = 108,173,099.97/10,580.47
  6. Step 6: Final answer
    x = 10,223.85

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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.