Home / 10,705.48-14,774.22-5,990.08

Finding the Fourth Proportional to 10,705.48, 14,774.22 and 5,990.08

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Solution

The fourth proportional to 10,705.48, 14,774.22 and 5,990.08 is: 8,266.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,705.48 : 14,774.22 = 5,990.08 : x
  2. Step 2: Convert to fraction form
    10,705.48/14,774.22 = 5,990.08/x
  3. Step 3: Cross multiply
    10,705.48x = 14,774.22 × 5,990.08
  4. Step 4: Simplify right side
    10,705.48x = 88,498,759.74
  5. Step 5: Solve for x
    x = 88,498,759.74/10,705.48
  6. Step 6: Final answer
    x = 8,266.68

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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.