Home / 8,895.39-12,277.99-5,119.02

Finding the Fourth Proportional to 8,895.39, 12,277.99 and 5,119.02

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Solution

The fourth proportional to 8,895.39, 12,277.99 and 5,119.02 is: 7,065.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.39 : 12,277.99 = 5,119.02 : x
  2. Step 2: Convert to fraction form
    8,895.39/12,277.99 = 5,119.02/x
  3. Step 3: Cross multiply
    8,895.39x = 12,277.99 × 5,119.02
  4. Step 4: Simplify right side
    8,895.39x = 62,851,282.77
  5. Step 5: Solve for x
    x = 62,851,282.77/8,895.39
  6. Step 6: Final answer
    x = 7,065.60

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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.