Home / 5,607.18-7,737.53-3,216.63

Finding the Fourth Proportional to 5,607.18, 7,737.53 and 3,216.63

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Solution

The fourth proportional to 5,607.18, 7,737.53 and 3,216.63 is: 4,438.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,607.18 : 7,737.53 = 3,216.63 : x
  2. Step 2: Convert to fraction form
    5,607.18/7,737.53 = 3,216.63/x
  3. Step 3: Cross multiply
    5,607.18x = 7,737.53 × 3,216.63
  4. Step 4: Simplify right side
    5,607.18x = 24,888,771.12
  5. Step 5: Solve for x
    x = 24,888,771.12/5,607.18
  6. Step 6: Final answer
    x = 4,438.73

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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.