Home / 2,977.60-4,466.76-1,246

Finding the Fourth Proportional to 2,977.60, 4,466.76 and 1,246

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Solution

The fourth proportional to 2,977.60, 4,466.76 and 1,246 is: 1,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,977.60 : 4,466.76 = 1,246 : x
  2. Step 2: Convert to fraction form
    2,977.60/4,466.76 = 1,246/x
  3. Step 3: Cross multiply
    2,977.60x = 4,466.76 × 1,246
  4. Step 4: Simplify right side
    2,977.60x = 5,565,582.96
  5. Step 5: Solve for x
    x = 5,565,582.96/2,977.60
  6. Step 6: Final answer
    x = 1,869.15

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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.