Home / 10,984.88-15,158.95-6,269.06

Finding the Fourth Proportional to 10,984.88, 15,158.95 and 6,269.06

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Solution

The fourth proportional to 10,984.88, 15,158.95 and 6,269.06 is: 8,651.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,984.88 : 15,158.95 = 6,269.06 : x
  2. Step 2: Convert to fraction form
    10,984.88/15,158.95 = 6,269.06/x
  3. Step 3: Cross multiply
    10,984.88x = 15,158.95 × 6,269.06
  4. Step 4: Simplify right side
    10,984.88x = 95,032,389.31
  5. Step 5: Solve for x
    x = 95,032,389.31/10,984.88
  6. Step 6: Final answer
    x = 8,651.20

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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.