Home / 4,681.63-7,020.66-1,561.04

Finding the Fourth Proportional to 4,681.63, 7,020.66 and 1,561.04

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Solution

The fourth proportional to 4,681.63, 7,020.66 and 1,561.04 is: 2,340.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681.63 : 7,020.66 = 1,561.04 : x
  2. Step 2: Convert to fraction form
    4,681.63/7,020.66 = 1,561.04/x
  3. Step 3: Cross multiply
    4,681.63x = 7,020.66 × 1,561.04
  4. Step 4: Simplify right side
    4,681.63x = 10,959,531.09
  5. Step 5: Solve for x
    x = 10,959,531.09/4,681.63
  6. Step 6: Final answer
    x = 2,340.96

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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.