Home / 5,016.48-6,922.98-2,921.28

Finding the Fourth Proportional to 5,016.48, 6,922.98 and 2,921.28

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Solution

The fourth proportional to 5,016.48, 6,922.98 and 2,921.28 is: 4,031.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,016.48 : 6,922.98 = 2,921.28 : x
  2. Step 2: Convert to fraction form
    5,016.48/6,922.98 = 2,921.28/x
  3. Step 3: Cross multiply
    5,016.48x = 6,922.98 × 2,921.28
  4. Step 4: Simplify right side
    5,016.48x = 20,223,963.01
  5. Step 5: Solve for x
    x = 20,223,963.01/5,016.48
  6. Step 6: Final answer
    x = 4,031.50

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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.