Home / 8,711.05-12,019.24-4,933.69

Finding the Fourth Proportional to 8,711.05, 12,019.24 and 4,933.69

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Solution

The fourth proportional to 8,711.05, 12,019.24 and 4,933.69 is: 6,807.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,711.05 : 12,019.24 = 4,933.69 : x
  2. Step 2: Convert to fraction form
    8,711.05/12,019.24 = 4,933.69/x
  3. Step 3: Cross multiply
    8,711.05x = 12,019.24 × 4,933.69
  4. Step 4: Simplify right side
    8,711.05x = 59,299,204.20
  5. Step 5: Solve for x
    x = 59,299,204.20/8,711.05
  6. Step 6: Final answer
    x = 6,807.35

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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.