Home / 8,803.05-12,148.33-5,265.57

Finding the Fourth Proportional to 8,803.05, 12,148.33 and 5,265.57

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Solution

The fourth proportional to 8,803.05, 12,148.33 and 5,265.57 is: 7,266.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,803.05 : 12,148.33 = 5,265.57 : x
  2. Step 2: Convert to fraction form
    8,803.05/12,148.33 = 5,265.57/x
  3. Step 3: Cross multiply
    8,803.05x = 12,148.33 × 5,265.57
  4. Step 4: Simplify right side
    8,803.05x = 63,967,924.26
  5. Step 5: Solve for x
    x = 63,967,924.26/8,803.05
  6. Step 6: Final answer
    x = 7,266.57

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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.