Home / 10,304.64-14,220.34-5,588.92

Finding the Fourth Proportional to 10,304.64, 14,220.34 and 5,588.92

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Solution

The fourth proportional to 10,304.64, 14,220.34 and 5,588.92 is: 7,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,304.64 : 14,220.34 = 5,588.92 : x
  2. Step 2: Convert to fraction form
    10,304.64/14,220.34 = 5,588.92/x
  3. Step 3: Cross multiply
    10,304.64x = 14,220.34 × 5,588.92
  4. Step 4: Simplify right side
    10,304.64x = 79,476,342.63
  5. Step 5: Solve for x
    x = 79,476,342.63/10,304.64
  6. Step 6: Final answer
    x = 7,712.68

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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.