Home / 4,638.81-6,956.97-1,306.86

Finding the Fourth Proportional to 4,638.81, 6,956.97 and 1,306.86

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Solution

The fourth proportional to 4,638.81, 6,956.97 and 1,306.86 is: 1,959.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,638.81 : 6,956.97 = 1,306.86 : x
  2. Step 2: Convert to fraction form
    4,638.81/6,956.97 = 1,306.86/x
  3. Step 3: Cross multiply
    4,638.81x = 6,956.97 × 1,306.86
  4. Step 4: Simplify right side
    4,638.81x = 9,091,785.81
  5. Step 5: Solve for x
    x = 9,091,785.81/4,638.81
  6. Step 6: Final answer
    x = 1,959.94

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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.