Home / 10,567.60-15,854.40-5,296.25

Finding the Fourth Proportional to 10,567.60, 15,854.40 and 5,296.25

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Solution

The fourth proportional to 10,567.60, 15,854.40 and 5,296.25 is: 7,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,567.60 : 15,854.40 = 5,296.25 : x
  2. Step 2: Convert to fraction form
    10,567.60/15,854.40 = 5,296.25/x
  3. Step 3: Cross multiply
    10,567.60x = 15,854.40 × 5,296.25
  4. Step 4: Simplify right side
    10,567.60x = 83,968,905.64
  5. Step 5: Solve for x
    x = 83,968,905.64/10,567.60
  6. Step 6: Final answer
    x = 7,945.88

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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.