Home / 10,849.04-16,254.88-7,331.28

Finding the Fourth Proportional to 10,849.04, 16,254.88 and 7,331.28

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Solution

The fourth proportional to 10,849.04, 16,254.88 and 7,331.28 is: 10,984.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,849.04 : 16,254.88 = 7,331.28 : x
  2. Step 2: Convert to fraction form
    10,849.04/16,254.88 = 7,331.28/x
  3. Step 3: Cross multiply
    10,849.04x = 16,254.88 × 7,331.28
  4. Step 4: Simplify right side
    10,849.04x = 119,169,076.65
  5. Step 5: Solve for x
    x = 119,169,076.65/10,849.04
  6. Step 6: Final answer
    x = 10,984.30

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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.