Home / 5,254.42-7,881.15-3,061.78

Finding the Fourth Proportional to 5,254.42, 7,881.15 and 3,061.78

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Solution

The fourth proportional to 5,254.42, 7,881.15 and 3,061.78 is: 4,592.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254.42 : 7,881.15 = 3,061.78 : x
  2. Step 2: Convert to fraction form
    5,254.42/7,881.15 = 3,061.78/x
  3. Step 3: Cross multiply
    5,254.42x = 7,881.15 × 3,061.78
  4. Step 4: Simplify right side
    5,254.42x = 24,130,347.45
  5. Step 5: Solve for x
    x = 24,130,347.45/5,254.42
  6. Step 6: Final answer
    x = 4,592.39

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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.