Home / 9,557.22-13,188.60-5,308.20

Finding the Fourth Proportional to 9,557.22, 13,188.60 and 5,308.20

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Solution

The fourth proportional to 9,557.22, 13,188.60 and 5,308.20 is: 7,325.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,557.22 : 13,188.60 = 5,308.20 : x
  2. Step 2: Convert to fraction form
    9,557.22/13,188.60 = 5,308.20/x
  3. Step 3: Cross multiply
    9,557.22x = 13,188.60 × 5,308.20
  4. Step 4: Simplify right side
    9,557.22x = 70,007,726.52
  5. Step 5: Solve for x
    x = 70,007,726.52/9,557.22
  6. Step 6: Final answer
    x = 7,325.11

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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.