Home / 9,818.72-14,729.88-3,246.76

Finding the Fourth Proportional to 9,818.72, 14,729.88 and 3,246.76

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Solution

The fourth proportional to 9,818.72, 14,729.88 and 3,246.76 is: 4,870.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,818.72 : 14,729.88 = 3,246.76 : x
  2. Step 2: Convert to fraction form
    9,818.72/14,729.88 = 3,246.76/x
  3. Step 3: Cross multiply
    9,818.72x = 14,729.88 × 3,246.76
  4. Step 4: Simplify right side
    9,818.72x = 47,824,385.19
  5. Step 5: Solve for x
    x = 47,824,385.19/9,818.72
  6. Step 6: Final answer
    x = 4,870.74

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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.