Home / 9,670.97-13,347.04-5,423.17

Finding the Fourth Proportional to 9,670.97, 13,347.04 and 5,423.17

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Solution

The fourth proportional to 9,670.97, 13,347.04 and 5,423.17 is: 7,484.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,670.97 : 13,347.04 = 5,423.17 : x
  2. Step 2: Convert to fraction form
    9,670.97/13,347.04 = 5,423.17/x
  3. Step 3: Cross multiply
    9,670.97x = 13,347.04 × 5,423.17
  4. Step 4: Simplify right side
    9,670.97x = 72,383,266.92
  5. Step 5: Solve for x
    x = 72,383,266.92/9,670.97
  6. Step 6: Final answer
    x = 7,484.59

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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.