Home / 2,077.06-3,117.64-1,527.70

Finding the Fourth Proportional to 2,077.06, 3,117.64 and 1,527.70

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Solution

The fourth proportional to 2,077.06, 3,117.64 and 1,527.70 is: 2,293.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.06 : 3,117.64 = 1,527.70 : x
  2. Step 2: Convert to fraction form
    2,077.06/3,117.64 = 1,527.70/x
  3. Step 3: Cross multiply
    2,077.06x = 3,117.64 × 1,527.70
  4. Step 4: Simplify right side
    2,077.06x = 4,762,818.63
  5. Step 5: Solve for x
    x = 4,762,818.63/2,077.06
  6. Step 6: Final answer
    x = 2,293.06

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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.