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Finding the Fourth Proportional to 6,567.50, 9,064.67 and 4,329.78

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Solution

The fourth proportional to 6,567.50, 9,064.67 and 4,329.78 is: 5,976.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,567.50 : 9,064.67 = 4,329.78 : x
  2. Step 2: Convert to fraction form
    6,567.50/9,064.67 = 4,329.78/x
  3. Step 3: Cross multiply
    6,567.50x = 9,064.67 × 4,329.78
  4. Step 4: Simplify right side
    6,567.50x = 39,248,026.87
  5. Step 5: Solve for x
    x = 39,248,026.87/6,567.50
  6. Step 6: Final answer
    x = 5,976.10

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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.