Home / 7,553.60-11,308.08-5,614.40

Finding the Fourth Proportional to 7,553.60, 11,308.08 and 5,614.40

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Solution

The fourth proportional to 7,553.60, 11,308.08 and 5,614.40 is: 8,405.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,553.60 : 11,308.08 = 5,614.40 : x
  2. Step 2: Convert to fraction form
    7,553.60/11,308.08 = 5,614.40/x
  3. Step 3: Cross multiply
    7,553.60x = 11,308.08 × 5,614.40
  4. Step 4: Simplify right side
    7,553.60x = 63,488,084.35
  5. Step 5: Solve for x
    x = 63,488,084.35/7,553.60
  6. Step 6: Final answer
    x = 8,405.01

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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.