Home / 8,513.49-11,746.85-4,976.02

Finding the Fourth Proportional to 8,513.49, 11,746.85 and 4,976.02

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Solution

The fourth proportional to 8,513.49, 11,746.85 and 4,976.02 is: 6,865.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,513.49 : 11,746.85 = 4,976.02 : x
  2. Step 2: Convert to fraction form
    8,513.49/11,746.85 = 4,976.02/x
  3. Step 3: Cross multiply
    8,513.49x = 11,746.85 × 4,976.02
  4. Step 4: Simplify right side
    8,513.49x = 58,452,560.54
  5. Step 5: Solve for x
    x = 58,452,560.54/8,513.49
  6. Step 6: Final answer
    x = 6,865.88

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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.