Home / 9,357.08-14,044.12-4,978.20

Finding the Fourth Proportional to 9,357.08, 14,044.12 and 4,978.20

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Solution

The fourth proportional to 9,357.08, 14,044.12 and 4,978.20 is: 7,471.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357.08 : 14,044.12 = 4,978.20 : x
  2. Step 2: Convert to fraction form
    9,357.08/14,044.12 = 4,978.20/x
  3. Step 3: Cross multiply
    9,357.08x = 14,044.12 × 4,978.20
  4. Step 4: Simplify right side
    9,357.08x = 69,914,438.18
  5. Step 5: Solve for x
    x = 69,914,438.18/9,357.08
  6. Step 6: Final answer
    x = 7,471.82

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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.