Home / 5,042.79-7,566.90-2,445.72

Finding the Fourth Proportional to 5,042.79, 7,566.90 and 2,445.72

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Solution

The fourth proportional to 5,042.79, 7,566.90 and 2,445.72 is: 3,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,042.79 : 7,566.90 = 2,445.72 : x
  2. Step 2: Convert to fraction form
    5,042.79/7,566.90 = 2,445.72/x
  3. Step 3: Cross multiply
    5,042.79x = 7,566.90 × 2,445.72
  4. Step 4: Simplify right side
    5,042.79x = 18,506,518.67
  5. Step 5: Solve for x
    x = 18,506,518.67/5,042.79
  6. Step 6: Final answer
    x = 3,669.90

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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.