Home / 9,323.52-13,985.40-3,478.92

Finding the Fourth Proportional to 9,323.52, 13,985.40 and 3,478.92

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Solution

The fourth proportional to 9,323.52, 13,985.40 and 3,478.92 is: 5,218.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,323.52 : 13,985.40 = 3,478.92 : x
  2. Step 2: Convert to fraction form
    9,323.52/13,985.40 = 3,478.92/x
  3. Step 3: Cross multiply
    9,323.52x = 13,985.40 × 3,478.92
  4. Step 4: Simplify right side
    9,323.52x = 48,654,087.77
  5. Step 5: Solve for x
    x = 48,654,087.77/9,323.52
  6. Step 6: Final answer
    x = 5,218.42

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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.