Home / 3,557.08-5,336.13-1,091.53

Finding the Fourth Proportional to 3,557.08, 5,336.13 and 1,091.53

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Solution

The fourth proportional to 3,557.08, 5,336.13 and 1,091.53 is: 1,637.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557.08 : 5,336.13 = 1,091.53 : x
  2. Step 2: Convert to fraction form
    3,557.08/5,336.13 = 1,091.53/x
  3. Step 3: Cross multiply
    3,557.08x = 5,336.13 × 1,091.53
  4. Step 4: Simplify right side
    3,557.08x = 5,824,545.98
  5. Step 5: Solve for x
    x = 5,824,545.98/3,557.08
  6. Step 6: Final answer
    x = 1,637.45

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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.