Home / 1,541.16-2,126.52-951.48

Finding the Fourth Proportional to 1,541.16, 2,126.52 and 951.48

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Solution

The fourth proportional to 1,541.16, 2,126.52 and 951.48 is: 1,312.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541.16 : 2,126.52 = 951.48 : x
  2. Step 2: Convert to fraction form
    1,541.16/2,126.52 = 951.48/x
  3. Step 3: Cross multiply
    1,541.16x = 2,126.52 × 951.48
  4. Step 4: Simplify right side
    1,541.16x = 2,023,341.25
  5. Step 5: Solve for x
    x = 2,023,341.25/1,541.16
  6. Step 6: Final answer
    x = 1,312.87

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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.