Home / 4,298.13-6,445.65-1,956.15

Finding the Fourth Proportional to 4,298.13, 6,445.65 and 1,956.15

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Solution

The fourth proportional to 4,298.13, 6,445.65 and 1,956.15 is: 2,933.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,298.13 : 6,445.65 = 1,956.15 : x
  2. Step 2: Convert to fraction form
    4,298.13/6,445.65 = 1,956.15/x
  3. Step 3: Cross multiply
    4,298.13x = 6,445.65 × 1,956.15
  4. Step 4: Simplify right side
    4,298.13x = 12,608,658.25
  5. Step 5: Solve for x
    x = 12,608,658.25/4,298.13
  6. Step 6: Final answer
    x = 2,933.52

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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.