Home / 7,737.18-10,677-4,200.30

Finding the Fourth Proportional to 7,737.18, 10,677 and 4,200.30

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Solution

The fourth proportional to 7,737.18, 10,677 and 4,200.30 is: 5,796.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,737.18 : 10,677 = 4,200.30 : x
  2. Step 2: Convert to fraction form
    7,737.18/10,677 = 4,200.30/x
  3. Step 3: Cross multiply
    7,737.18x = 10,677 × 4,200.30
  4. Step 4: Simplify right side
    7,737.18x = 44,846,603.10
  5. Step 5: Solve for x
    x = 44,846,603.10/7,737.18
  6. Step 6: Final answer
    x = 5,796.25

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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.