Home / 10,865.94-16,307.07-5,026.65

Finding the Fourth Proportional to 10,865.94, 16,307.07 and 5,026.65

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Solution

The fourth proportional to 10,865.94, 16,307.07 and 5,026.65 is: 7,543.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865.94 : 16,307.07 = 5,026.65 : x
  2. Step 2: Convert to fraction form
    10,865.94/16,307.07 = 5,026.65/x
  3. Step 3: Cross multiply
    10,865.94x = 16,307.07 × 5,026.65
  4. Step 4: Simplify right side
    10,865.94x = 81,969,933.42
  5. Step 5: Solve for x
    x = 81,969,933.42/10,865.94
  6. Step 6: Final answer
    x = 7,543.75

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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.