Home / 9,151.34-12,628.85-4,959.59

Finding the Fourth Proportional to 9,151.34, 12,628.85 and 4,959.59

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Solution

The fourth proportional to 9,151.34, 12,628.85 and 4,959.59 is: 6,844.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,151.34 : 12,628.85 = 4,959.59 : x
  2. Step 2: Convert to fraction form
    9,151.34/12,628.85 = 4,959.59/x
  3. Step 3: Cross multiply
    9,151.34x = 12,628.85 × 4,959.59
  4. Step 4: Simplify right side
    9,151.34x = 62,633,830.23
  5. Step 5: Solve for x
    x = 62,633,830.23/9,151.34
  6. Step 6: Final answer
    x = 6,844.23

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Double scale
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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.