Home / 4,641.36-6,956.28-2,172.96

Finding the Fourth Proportional to 4,641.36, 6,956.28 and 2,172.96

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Solution

The fourth proportional to 4,641.36, 6,956.28 and 2,172.96 is: 3,256.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,641.36 : 6,956.28 = 2,172.96 : x
  2. Step 2: Convert to fraction form
    4,641.36/6,956.28 = 2,172.96/x
  3. Step 3: Cross multiply
    4,641.36x = 6,956.28 × 2,172.96
  4. Step 4: Simplify right side
    4,641.36x = 15,115,718.19
  5. Step 5: Solve for x
    x = 15,115,718.19/4,641.36
  6. Step 6: Final answer
    x = 3,256.74

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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.