Home / 7,544.02-11,315.64-2,613.76

Finding the Fourth Proportional to 7,544.02, 11,315.64 and 2,613.76

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Solution

The fourth proportional to 7,544.02, 11,315.64 and 2,613.76 is: 3,920.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,544.02 : 11,315.64 = 2,613.76 : x
  2. Step 2: Convert to fraction form
    7,544.02/11,315.64 = 2,613.76/x
  3. Step 3: Cross multiply
    7,544.02x = 11,315.64 × 2,613.76
  4. Step 4: Simplify right side
    7,544.02x = 29,576,367.21
  5. Step 5: Solve for x
    x = 29,576,367.21/7,544.02
  6. Step 6: Final answer
    x = 3,920.50

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Double scale
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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.