Home / 10,377.81-14,311.71-6,834.87

Finding the Fourth Proportional to 10,377.81, 14,311.71 and 6,834.87

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Solution

The fourth proportional to 10,377.81, 14,311.71 and 6,834.87 is: 9,425.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,377.81 : 14,311.71 = 6,834.87 : x
  2. Step 2: Convert to fraction form
    10,377.81/14,311.71 = 6,834.87/x
  3. Step 3: Cross multiply
    10,377.81x = 14,311.71 × 6,834.87
  4. Step 4: Simplify right side
    10,377.81x = 97,818,677.33
  5. Step 5: Solve for x
    x = 97,818,677.33/10,377.81
  6. Step 6: Final answer
    x = 9,425.75

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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.