Home / 8,895.08-12,274.15-5,309.38

Finding the Fourth Proportional to 8,895.08, 12,274.15 and 5,309.38

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Solution

The fourth proportional to 8,895.08, 12,274.15 and 5,309.38 is: 7,326.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,895.08 : 12,274.15 = 5,309.38 : x
  2. Step 2: Convert to fraction form
    8,895.08/12,274.15 = 5,309.38/x
  3. Step 3: Cross multiply
    8,895.08x = 12,274.15 × 5,309.38
  4. Step 4: Simplify right side
    8,895.08x = 65,168,126.53
  5. Step 5: Solve for x
    x = 65,168,126.53/8,895.08
  6. Step 6: Final answer
    x = 7,326.31

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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.