Home / 6,949.64-9,587.76-4,292.40

Finding the Fourth Proportional to 6,949.64, 9,587.76 and 4,292.40

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Solution

The fourth proportional to 6,949.64, 9,587.76 and 4,292.40 is: 5,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,949.64 : 9,587.76 = 4,292.40 : x
  2. Step 2: Convert to fraction form
    6,949.64/9,587.76 = 4,292.40/x
  3. Step 3: Cross multiply
    6,949.64x = 9,587.76 × 4,292.40
  4. Step 4: Simplify right side
    6,949.64x = 41,154,501.02
  5. Step 5: Solve for x
    x = 41,154,501.02/6,949.64
  6. Step 6: Final answer
    x = 5,921.82

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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.