Home / 9,084.40-13,609.23-7,613.04

Finding the Fourth Proportional to 9,084.40, 13,609.23 and 7,613.04

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Solution

The fourth proportional to 9,084.40, 13,609.23 and 7,613.04 is: 11,405.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,084.40 : 13,609.23 = 7,613.04 : x
  2. Step 2: Convert to fraction form
    9,084.40/13,609.23 = 7,613.04/x
  3. Step 3: Cross multiply
    9,084.40x = 13,609.23 × 7,613.04
  4. Step 4: Simplify right side
    9,084.40x = 103,607,617.18
  5. Step 5: Solve for x
    x = 103,607,617.18/9,084.40
  6. Step 6: Final answer
    x = 11,405.00

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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.