Home / 4,130.88-5,700.48-2,267.76

Finding the Fourth Proportional to 4,130.88, 5,700.48 and 2,267.76

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Solution

The fourth proportional to 4,130.88, 5,700.48 and 2,267.76 is: 3,129.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,130.88 : 5,700.48 = 2,267.76 : x
  2. Step 2: Convert to fraction form
    4,130.88/5,700.48 = 2,267.76/x
  3. Step 3: Cross multiply
    4,130.88x = 5,700.48 × 2,267.76
  4. Step 4: Simplify right side
    4,130.88x = 12,927,320.52
  5. Step 5: Solve for x
    x = 12,927,320.52/4,130.88
  6. Step 6: Final answer
    x = 3,129.44

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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.