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Finding the Fourth Proportional to 6,346.63, 8,754.26 and 4,358.28

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Solution

The fourth proportional to 6,346.63, 8,754.26 and 4,358.28 is: 6,011.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,346.63 : 8,754.26 = 4,358.28 : x
  2. Step 2: Convert to fraction form
    6,346.63/8,754.26 = 4,358.28/x
  3. Step 3: Cross multiply
    6,346.63x = 8,754.26 × 4,358.28
  4. Step 4: Simplify right side
    6,346.63x = 38,153,545.59
  5. Step 5: Solve for x
    x = 38,153,545.59/6,346.63
  6. Step 6: Final answer
    x = 6,011.62

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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.