Home / 3,695.12-5,545.40-1,748.68

Finding the Fourth Proportional to 3,695.12, 5,545.40 and 1,748.68

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Solution

The fourth proportional to 3,695.12, 5,545.40 and 1,748.68 is: 2,624.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,695.12 : 5,545.40 = 1,748.68 : x
  2. Step 2: Convert to fraction form
    3,695.12/5,545.40 = 1,748.68/x
  3. Step 3: Cross multiply
    3,695.12x = 5,545.40 × 1,748.68
  4. Step 4: Simplify right side
    3,695.12x = 9,697,130.07
  5. Step 5: Solve for x
    x = 9,697,130.07/3,695.12
  6. Step 6: Final answer
    x = 2,624.31

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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.