Home / 5,599.28-7,722.80-3,707.52

Finding the Fourth Proportional to 5,599.28, 7,722.80 and 3,707.52

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Solution

The fourth proportional to 5,599.28, 7,722.80 and 3,707.52 is: 5,113.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,599.28 : 7,722.80 = 3,707.52 : x
  2. Step 2: Convert to fraction form
    5,599.28/7,722.80 = 3,707.52/x
  3. Step 3: Cross multiply
    5,599.28x = 7,722.80 × 3,707.52
  4. Step 4: Simplify right side
    5,599.28x = 28,632,435.46
  5. Step 5: Solve for x
    x = 28,632,435.46/5,599.28
  6. Step 6: Final answer
    x = 5,113.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.