Home / 6,947.90-9,587.18-4,260.32

Finding the Fourth Proportional to 6,947.90, 9,587.18 and 4,260.32

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Solution

The fourth proportional to 6,947.90, 9,587.18 and 4,260.32 is: 5,878.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,947.90 : 9,587.18 = 4,260.32 : x
  2. Step 2: Convert to fraction form
    6,947.90/9,587.18 = 4,260.32/x
  3. Step 3: Cross multiply
    6,947.90x = 9,587.18 × 4,260.32
  4. Step 4: Simplify right side
    6,947.90x = 40,844,454.70
  5. Step 5: Solve for x
    x = 40,844,454.70/6,947.90
  6. Step 6: Final answer
    x = 5,878.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.