Home / 2,997.30-4,495.95-1,535.65

Finding the Fourth Proportional to 2,997.30, 4,495.95 and 1,535.65

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Solution

The fourth proportional to 2,997.30, 4,495.95 and 1,535.65 is: 2,303.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,997.30 : 4,495.95 = 1,535.65 : x
  2. Step 2: Convert to fraction form
    2,997.30/4,495.95 = 1,535.65/x
  3. Step 3: Cross multiply
    2,997.30x = 4,495.95 × 1,535.65
  4. Step 4: Simplify right side
    2,997.30x = 6,904,205.62
  5. Step 5: Solve for x
    x = 6,904,205.62/2,997.30
  6. Step 6: Final answer
    x = 2,303.48

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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.