Home / 4,228.24-6,340.74-2,925.76

Finding the Fourth Proportional to 4,228.24, 6,340.74 and 2,925.76

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Solution

The fourth proportional to 4,228.24, 6,340.74 and 2,925.76 is: 4,387.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,228.24 : 6,340.74 = 2,925.76 : x
  2. Step 2: Convert to fraction form
    4,228.24/6,340.74 = 2,925.76/x
  3. Step 3: Cross multiply
    4,228.24x = 6,340.74 × 2,925.76
  4. Step 4: Simplify right side
    4,228.24x = 18,551,483.46
  5. Step 5: Solve for x
    x = 18,551,483.46/4,228.24
  6. Step 6: Final answer
    x = 4,387.52

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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.