Home / 6,363.18-8,761.64-5,522.40

Finding the Fourth Proportional to 6,363.18, 8,761.64 and 5,522.40

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Solution

The fourth proportional to 6,363.18, 8,761.64 and 5,522.40 is: 7,603.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,363.18 : 8,761.64 = 5,522.40 : x
  2. Step 2: Convert to fraction form
    6,363.18/8,761.64 = 5,522.40/x
  3. Step 3: Cross multiply
    6,363.18x = 8,761.64 × 5,522.40
  4. Step 4: Simplify right side
    6,363.18x = 48,385,253.12
  5. Step 5: Solve for x
    x = 48,385,253.12/6,363.18
  6. Step 6: Final answer
    x = 7,603.94

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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.