Home / 9,549.18-13,176.66-5,299.65

Finding the Fourth Proportional to 9,549.18, 13,176.66 and 5,299.65

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Solution

The fourth proportional to 9,549.18, 13,176.66 and 5,299.65 is: 7,312.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,549.18 : 13,176.66 = 5,299.65 : x
  2. Step 2: Convert to fraction form
    9,549.18/13,176.66 = 5,299.65/x
  3. Step 3: Cross multiply
    9,549.18x = 13,176.66 × 5,299.65
  4. Step 4: Simplify right side
    9,549.18x = 69,831,686.17
  5. Step 5: Solve for x
    x = 69,831,686.17/9,549.18
  6. Step 6: Final answer
    x = 7,312.85

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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.