Home / 7,437.30-11,155.99-2,506.98

Finding the Fourth Proportional to 7,437.30, 11,155.99 and 2,506.98

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Solution

The fourth proportional to 7,437.30, 11,155.99 and 2,506.98 is: 3,760.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,437.30 : 11,155.99 = 2,506.98 : x
  2. Step 2: Convert to fraction form
    7,437.30/11,155.99 = 2,506.98/x
  3. Step 3: Cross multiply
    7,437.30x = 11,155.99 × 2,506.98
  4. Step 4: Simplify right side
    7,437.30x = 27,967,888.78
  5. Step 5: Solve for x
    x = 27,967,888.78/7,437.30
  6. Step 6: Final answer
    x = 3,760.49

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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.