Home / 5,256.63-7,253.82-2,898.77

Finding the Fourth Proportional to 5,256.63, 7,253.82 and 2,898.77

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Solution

The fourth proportional to 5,256.63, 7,253.82 and 2,898.77 is: 4,000.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,256.63 : 7,253.82 = 2,898.77 : x
  2. Step 2: Convert to fraction form
    5,256.63/7,253.82 = 2,898.77/x
  3. Step 3: Cross multiply
    5,256.63x = 7,253.82 × 2,898.77
  4. Step 4: Simplify right side
    5,256.63x = 21,027,119.53
  5. Step 5: Solve for x
    x = 21,027,119.53/5,256.63
  6. Step 6: Final answer
    x = 4,000.11

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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.