Home / 9,666.46-13,346.15-7,424.33

Finding the Fourth Proportional to 9,666.46, 13,346.15 and 7,424.33

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Solution

The fourth proportional to 9,666.46, 13,346.15 and 7,424.33 is: 10,250.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,666.46 : 13,346.15 = 7,424.33 : x
  2. Step 2: Convert to fraction form
    9,666.46/13,346.15 = 7,424.33/x
  3. Step 3: Cross multiply
    9,666.46x = 13,346.15 × 7,424.33
  4. Step 4: Simplify right side
    9,666.46x = 99,086,184.71
  5. Step 5: Solve for x
    x = 99,086,184.71/9,666.46
  6. Step 6: Final answer
    x = 10,250.51

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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.