Home / 4,711.49-6,501.74-2,615.61

Finding the Fourth Proportional to 4,711.49, 6,501.74 and 2,615.61

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Solution

The fourth proportional to 4,711.49, 6,501.74 and 2,615.61 is: 3,609.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,711.49 : 6,501.74 = 2,615.61 : x
  2. Step 2: Convert to fraction form
    4,711.49/6,501.74 = 2,615.61/x
  3. Step 3: Cross multiply
    4,711.49x = 6,501.74 × 2,615.61
  4. Step 4: Simplify right side
    4,711.49x = 17,006,027.46
  5. Step 5: Solve for x
    x = 17,006,027.46/4,711.49
  6. Step 6: Final answer
    x = 3,609.48

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Half scale
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Double scale
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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.