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Finding the Fourth Proportional to 5,482.92, 7,603.03 and 5,298.20

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Solution

The fourth proportional to 5,482.92, 7,603.03 and 5,298.20 is: 7,346.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,482.92 : 7,603.03 = 5,298.20 : x
  2. Step 2: Convert to fraction form
    5,482.92/7,603.03 = 5,298.20/x
  3. Step 3: Cross multiply
    5,482.92x = 7,603.03 × 5,298.20
  4. Step 4: Simplify right side
    5,482.92x = 40,282,373.55
  5. Step 5: Solve for x
    x = 40,282,373.55/5,482.92
  6. Step 6: Final answer
    x = 7,346.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.