Home / 6,641.28-9,154.74-4,960.14

Finding the Fourth Proportional to 6,641.28, 9,154.74 and 4,960.14

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Solution

The fourth proportional to 6,641.28, 9,154.74 and 4,960.14 is: 6,837.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,641.28 : 9,154.74 = 4,960.14 : x
  2. Step 2: Convert to fraction form
    6,641.28/9,154.74 = 4,960.14/x
  3. Step 3: Cross multiply
    6,641.28x = 9,154.74 × 4,960.14
  4. Step 4: Simplify right side
    6,641.28x = 45,408,792.06
  5. Step 5: Solve for x
    x = 45,408,792.06/6,641.28
  6. Step 6: Final answer
    x = 6,837.36

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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.