Home / 3,247.65-4,870.98-1,056.38

Finding the Fourth Proportional to 3,247.65, 4,870.98 and 1,056.38

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Solution

The fourth proportional to 3,247.65, 4,870.98 and 1,056.38 is: 1,584.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,247.65 : 4,870.98 = 1,056.38 : x
  2. Step 2: Convert to fraction form
    3,247.65/4,870.98 = 1,056.38/x
  3. Step 3: Cross multiply
    3,247.65x = 4,870.98 × 1,056.38
  4. Step 4: Simplify right side
    3,247.65x = 5,145,581.50
  5. Step 5: Solve for x
    x = 5,145,581.50/3,247.65
  6. Step 6: Final answer
    x = 1,584.40

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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.