Home / 3,545.32-5,315.88-1,204.48

Finding the Fourth Proportional to 3,545.32, 5,315.88 and 1,204.48

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Solution

The fourth proportional to 3,545.32, 5,315.88 and 1,204.48 is: 1,806.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,545.32 : 5,315.88 = 1,204.48 : x
  2. Step 2: Convert to fraction form
    3,545.32/5,315.88 = 1,204.48/x
  3. Step 3: Cross multiply
    3,545.32x = 5,315.88 × 1,204.48
  4. Step 4: Simplify right side
    3,545.32x = 6,402,871.14
  5. Step 5: Solve for x
    x = 6,402,871.14/3,545.32
  6. Step 6: Final answer
    x = 1,806.01

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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.