Home / 5,439.83-7,506.14-3,314.25

Finding the Fourth Proportional to 5,439.83, 7,506.14 and 3,314.25

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Solution

The fourth proportional to 5,439.83, 7,506.14 and 3,314.25 is: 4,573.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,439.83 : 7,506.14 = 3,314.25 : x
  2. Step 2: Convert to fraction form
    5,439.83/7,506.14 = 3,314.25/x
  3. Step 3: Cross multiply
    5,439.83x = 7,506.14 × 3,314.25
  4. Step 4: Simplify right side
    5,439.83x = 24,877,207.92
  5. Step 5: Solve for x
    x = 24,877,207.92/5,439.83
  6. Step 6: Final answer
    x = 4,573.16

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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.