Home / 5,572.39-8,358.51-1,355.66

Finding the Fourth Proportional to 5,572.39, 8,358.51 and 1,355.66

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Solution

The fourth proportional to 5,572.39, 8,358.51 and 1,355.66 is: 2,033.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,572.39 : 8,358.51 = 1,355.66 : x
  2. Step 2: Convert to fraction form
    5,572.39/8,358.51 = 1,355.66/x
  3. Step 3: Cross multiply
    5,572.39x = 8,358.51 × 1,355.66
  4. Step 4: Simplify right side
    5,572.39x = 11,331,297.67
  5. Step 5: Solve for x
    x = 11,331,297.67/5,572.39
  6. Step 6: Final answer
    x = 2,033.47

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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.