Home / 5,300.92-7,951.14-3,557.08

Finding the Fourth Proportional to 5,300.92, 7,951.14 and 3,557.08

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Solution

The fourth proportional to 5,300.92, 7,951.14 and 3,557.08 is: 5,335.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,300.92 : 7,951.14 = 3,557.08 : x
  2. Step 2: Convert to fraction form
    5,300.92/7,951.14 = 3,557.08/x
  3. Step 3: Cross multiply
    5,300.92x = 7,951.14 × 3,557.08
  4. Step 4: Simplify right side
    5,300.92x = 28,282,841.07
  5. Step 5: Solve for x
    x = 28,282,841.07/5,300.92
  6. Step 6: Final answer
    x = 5,335.46

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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.