Home / 6,753.12-10,130.76-2,858.64

Finding the Fourth Proportional to 6,753.12, 10,130.76 and 2,858.64

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Solution

The fourth proportional to 6,753.12, 10,130.76 and 2,858.64 is: 4,288.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,753.12 : 10,130.76 = 2,858.64 : x
  2. Step 2: Convert to fraction form
    6,753.12/10,130.76 = 2,858.64/x
  3. Step 3: Cross multiply
    6,753.12x = 10,130.76 × 2,858.64
  4. Step 4: Simplify right side
    6,753.12x = 28,960,195.77
  5. Step 5: Solve for x
    x = 28,960,195.77/6,753.12
  6. Step 6: Final answer
    x = 4,288.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.