Home / 4,827.30-7,242.96-1,707.72

Finding the Fourth Proportional to 4,827.30, 7,242.96 and 1,707.72

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Solution

The fourth proportional to 4,827.30, 7,242.96 and 1,707.72 is: 2,562.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,827.30 : 7,242.96 = 1,707.72 : x
  2. Step 2: Convert to fraction form
    4,827.30/7,242.96 = 1,707.72/x
  3. Step 3: Cross multiply
    4,827.30x = 7,242.96 × 1,707.72
  4. Step 4: Simplify right side
    4,827.30x = 12,368,947.65
  5. Step 5: Solve for x
    x = 12,368,947.65/4,827.30
  6. Step 6: Final answer
    x = 2,562.29

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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.