Home / 6,722.30-9,275.93-3,737.76

Finding the Fourth Proportional to 6,722.30, 9,275.93 and 3,737.76

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Solution

The fourth proportional to 6,722.30, 9,275.93 and 3,737.76 is: 5,157.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,722.30 : 9,275.93 = 3,737.76 : x
  2. Step 2: Convert to fraction form
    6,722.30/9,275.93 = 3,737.76/x
  3. Step 3: Cross multiply
    6,722.30x = 9,275.93 × 3,737.76
  4. Step 4: Simplify right side
    6,722.30x = 34,671,153.74
  5. Step 5: Solve for x
    x = 34,671,153.74/6,722.30
  6. Step 6: Final answer
    x = 5,157.63

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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.