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Finding the Fourth Proportional to 6,267.60, 8,603.16 and 5,543.58

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Solution

The fourth proportional to 6,267.60, 8,603.16 and 5,543.58 is: 7,609.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,267.60 : 8,603.16 = 5,543.58 : x
  2. Step 2: Convert to fraction form
    6,267.60/8,603.16 = 5,543.58/x
  3. Step 3: Cross multiply
    6,267.60x = 8,603.16 × 5,543.58
  4. Step 4: Simplify right side
    6,267.60x = 47,692,305.71
  5. Step 5: Solve for x
    x = 47,692,305.71/6,267.60
  6. Step 6: Final answer
    x = 7,609.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.