Home / 9,424.28-14,120.22-6,645.98

Finding the Fourth Proportional to 9,424.28, 14,120.22 and 6,645.98

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Solution

The fourth proportional to 9,424.28, 14,120.22 and 6,645.98 is: 9,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,424.28 : 14,120.22 = 6,645.98 : x
  2. Step 2: Convert to fraction form
    9,424.28/14,120.22 = 6,645.98/x
  3. Step 3: Cross multiply
    9,424.28x = 14,120.22 × 6,645.98
  4. Step 4: Simplify right side
    9,424.28x = 93,842,699.72
  5. Step 5: Solve for x
    x = 93,842,699.72/9,424.28
  6. Step 6: Final answer
    x = 9,957.55

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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.