Home / 5,717.72-8,577.90-2,430.92

Finding the Fourth Proportional to 5,717.72, 8,577.90 and 2,430.92

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Solution

The fourth proportional to 5,717.72, 8,577.90 and 2,430.92 is: 3,646.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,717.72 : 8,577.90 = 2,430.92 : x
  2. Step 2: Convert to fraction form
    5,717.72/8,577.90 = 2,430.92/x
  3. Step 3: Cross multiply
    5,717.72x = 8,577.90 × 2,430.92
  4. Step 4: Simplify right side
    5,717.72x = 20,852,188.67
  5. Step 5: Solve for x
    x = 20,852,188.67/5,717.72
  6. Step 6: Final answer
    x = 3,646.94

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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.