Home / 5,970.11-8,954.45-1,587.90

Finding the Fourth Proportional to 5,970.11, 8,954.45 and 1,587.90

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Solution

The fourth proportional to 5,970.11, 8,954.45 and 1,587.90 is: 2,381.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,970.11 : 8,954.45 = 1,587.90 : x
  2. Step 2: Convert to fraction form
    5,970.11/8,954.45 = 1,587.90/x
  3. Step 3: Cross multiply
    5,970.11x = 8,954.45 × 1,587.90
  4. Step 4: Simplify right side
    5,970.11x = 14,218,771.16
  5. Step 5: Solve for x
    x = 14,218,771.16/5,970.11
  6. Step 6: Final answer
    x = 2,381.66

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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.