Home / 4,312.60-6,462.81-1,966.84

Finding the Fourth Proportional to 4,312.60, 6,462.81 and 1,966.84

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Solution

The fourth proportional to 4,312.60, 6,462.81 and 1,966.84 is: 2,947.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,312.60 : 6,462.81 = 1,966.84 : x
  2. Step 2: Convert to fraction form
    4,312.60/6,462.81 = 1,966.84/x
  3. Step 3: Cross multiply
    4,312.60x = 6,462.81 × 1,966.84
  4. Step 4: Simplify right side
    4,312.60x = 12,711,313.22
  5. Step 5: Solve for x
    x = 12,711,313.22/4,312.60
  6. Step 6: Final answer
    x = 2,947.48

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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.