Home / 4,356.72-6,011.28-2,864.88

Finding the Fourth Proportional to 4,356.72, 6,011.28 and 2,864.88

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Solution

The fourth proportional to 4,356.72, 6,011.28 and 2,864.88 is: 3,952.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,356.72 : 6,011.28 = 2,864.88 : x
  2. Step 2: Convert to fraction form
    4,356.72/6,011.28 = 2,864.88/x
  3. Step 3: Cross multiply
    4,356.72x = 6,011.28 × 2,864.88
  4. Step 4: Simplify right side
    4,356.72x = 17,221,595.85
  5. Step 5: Solve for x
    x = 17,221,595.85/4,356.72
  6. Step 6: Final answer
    x = 3,952.88

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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.