Home / 6,925.98-10,381.28-5,277.09

Finding the Fourth Proportional to 6,925.98, 10,381.28 and 5,277.09

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Solution

The fourth proportional to 6,925.98, 10,381.28 and 5,277.09 is: 7,909.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925.98 : 10,381.28 = 5,277.09 : x
  2. Step 2: Convert to fraction form
    6,925.98/10,381.28 = 5,277.09/x
  3. Step 3: Cross multiply
    6,925.98x = 10,381.28 × 5,277.09
  4. Step 4: Simplify right side
    6,925.98x = 54,782,922.49
  5. Step 5: Solve for x
    x = 54,782,922.49/6,925.98
  6. Step 6: Final answer
    x = 7,909.77

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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.