Home / 3,077.08-4,615.62-1,537.72

Finding the Fourth Proportional to 3,077.08, 4,615.62 and 1,537.72

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Solution

The fourth proportional to 3,077.08, 4,615.62 and 1,537.72 is: 2,306.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.08 : 4,615.62 = 1,537.72 : x
  2. Step 2: Convert to fraction form
    3,077.08/4,615.62 = 1,537.72/x
  3. Step 3: Cross multiply
    3,077.08x = 4,615.62 × 1,537.72
  4. Step 4: Simplify right side
    3,077.08x = 7,097,531.19
  5. Step 5: Solve for x
    x = 7,097,531.19/3,077.08
  6. Step 6: Final answer
    x = 2,306.58

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.