Home / 8,073.05-11,139.40-4,536.41

Finding the Fourth Proportional to 8,073.05, 11,139.40 and 4,536.41

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Solution

The fourth proportional to 8,073.05, 11,139.40 and 4,536.41 is: 6,259.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,073.05 : 11,139.40 = 4,536.41 : x
  2. Step 2: Convert to fraction form
    8,073.05/11,139.40 = 4,536.41/x
  3. Step 3: Cross multiply
    8,073.05x = 11,139.40 × 4,536.41
  4. Step 4: Simplify right side
    8,073.05x = 50,532,885.55
  5. Step 5: Solve for x
    x = 50,532,885.55/8,073.05
  6. Step 6: Final answer
    x = 6,259.45

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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.