Home / 5,062.50-6,985.51-2,824.20

Finding the Fourth Proportional to 5,062.50, 6,985.51 and 2,824.20

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Solution

The fourth proportional to 5,062.50, 6,985.51 and 2,824.20 is: 3,896.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,062.50 : 6,985.51 = 2,824.20 : x
  2. Step 2: Convert to fraction form
    5,062.50/6,985.51 = 2,824.20/x
  3. Step 3: Cross multiply
    5,062.50x = 6,985.51 × 2,824.20
  4. Step 4: Simplify right side
    5,062.50x = 19,728,470.28
  5. Step 5: Solve for x
    x = 19,728,470.28/5,062.50
  6. Step 6: Final answer
    x = 3,896.98

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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.