Home / 5,052.61-6,972.10-2,814.40

Finding the Fourth Proportional to 5,052.61, 6,972.10 and 2,814.40

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Solution

The fourth proportional to 5,052.61, 6,972.10 and 2,814.40 is: 3,883.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,052.61 : 6,972.10 = 2,814.40 : x
  2. Step 2: Convert to fraction form
    5,052.61/6,972.10 = 2,814.40/x
  3. Step 3: Cross multiply
    5,052.61x = 6,972.10 × 2,814.40
  4. Step 4: Simplify right side
    5,052.61x = 19,622,278.24
  5. Step 5: Solve for x
    x = 19,622,278.24/5,052.61
  6. Step 6: Final answer
    x = 3,883.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.