Home / 2,407.68-3,317.76-1,567.44

Finding the Fourth Proportional to 2,407.68, 3,317.76 and 1,567.44

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Solution

The fourth proportional to 2,407.68, 3,317.76 and 1,567.44 is: 2,159.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407.68 : 3,317.76 = 1,567.44 : x
  2. Step 2: Convert to fraction form
    2,407.68/3,317.76 = 1,567.44/x
  3. Step 3: Cross multiply
    2,407.68x = 3,317.76 × 1,567.44
  4. Step 4: Simplify right side
    2,407.68x = 5,200,389.73
  5. Step 5: Solve for x
    x = 5,200,389.73/2,407.68
  6. Step 6: Final answer
    x = 2,159.92

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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.