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Finding the Fourth Proportional to 5,669.31, 8,503.98 and 3,088.65

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Solution

The fourth proportional to 5,669.31, 8,503.98 and 3,088.65 is: 4,632.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,669.31 : 8,503.98 = 3,088.65 : x
  2. Step 2: Convert to fraction form
    5,669.31/8,503.98 = 3,088.65/x
  3. Step 3: Cross multiply
    5,669.31x = 8,503.98 × 3,088.65
  4. Step 4: Simplify right side
    5,669.31x = 26,265,838.13
  5. Step 5: Solve for x
    x = 26,265,838.13/5,669.31
  6. Step 6: Final answer
    x = 4,632.98

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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.