Home / 9,420.04-14,130.33-5,257.72

Finding the Fourth Proportional to 9,420.04, 14,130.33 and 5,257.72

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Solution

The fourth proportional to 9,420.04, 14,130.33 and 5,257.72 is: 7,886.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,420.04 : 14,130.33 = 5,257.72 : x
  2. Step 2: Convert to fraction form
    9,420.04/14,130.33 = 5,257.72/x
  3. Step 3: Cross multiply
    9,420.04x = 14,130.33 × 5,257.72
  4. Step 4: Simplify right side
    9,420.04x = 74,293,318.65
  5. Step 5: Solve for x
    x = 74,293,318.65/9,420.04
  6. Step 6: Final answer
    x = 7,886.73

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Similar ratio
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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.