Home / 6,460.52-9,689.86-2,077.41

Finding the Fourth Proportional to 6,460.52, 9,689.86 and 2,077.41

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Solution

The fourth proportional to 6,460.52, 9,689.86 and 2,077.41 is: 3,115.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,460.52 : 9,689.86 = 2,077.41 : x
  2. Step 2: Convert to fraction form
    6,460.52/9,689.86 = 2,077.41/x
  3. Step 3: Cross multiply
    6,460.52x = 9,689.86 × 2,077.41
  4. Step 4: Simplify right side
    6,460.52x = 20,129,812.06
  5. Step 5: Solve for x
    x = 20,129,812.06/6,460.52
  6. Step 6: Final answer
    x = 3,115.82

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1.5x scale

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.