Home / 3,098.61-4,637.07-2,918.70

Finding the Fourth Proportional to 3,098.61, 4,637.07 and 2,918.70

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Solution

The fourth proportional to 3,098.61, 4,637.07 and 2,918.70 is: 4,367.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,098.61 : 4,637.07 = 2,918.70 : x
  2. Step 2: Convert to fraction form
    3,098.61/4,637.07 = 2,918.70/x
  3. Step 3: Cross multiply
    3,098.61x = 4,637.07 × 2,918.70
  4. Step 4: Simplify right side
    3,098.61x = 13,534,216.21
  5. Step 5: Solve for x
    x = 13,534,216.21/3,098.61
  6. Step 6: Final answer
    x = 4,367.83

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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.