Home / 2,876.60-4,315.47-1,027.67

Finding the Fourth Proportional to 2,876.60, 4,315.47 and 1,027.67

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Solution

The fourth proportional to 2,876.60, 4,315.47 and 1,027.67 is: 1,541.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,876.60 : 4,315.47 = 1,027.67 : x
  2. Step 2: Convert to fraction form
    2,876.60/4,315.47 = 1,027.67/x
  3. Step 3: Cross multiply
    2,876.60x = 4,315.47 × 1,027.67
  4. Step 4: Simplify right side
    2,876.60x = 4,434,857.48
  5. Step 5: Solve for x
    x = 4,434,857.48/2,876.60
  6. Step 6: Final answer
    x = 1,541.70

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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.