Home / 2,271.56-3,407.34-1,117.04

Finding the Fourth Proportional to 2,271.56, 3,407.34 and 1,117.04

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Solution

The fourth proportional to 2,271.56, 3,407.34 and 1,117.04 is: 1,675.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,271.56 : 3,407.34 = 1,117.04 : x
  2. Step 2: Convert to fraction form
    2,271.56/3,407.34 = 1,117.04/x
  3. Step 3: Cross multiply
    2,271.56x = 3,407.34 × 1,117.04
  4. Step 4: Simplify right side
    2,271.56x = 3,806,135.07
  5. Step 5: Solve for x
    x = 3,806,135.07/2,271.56
  6. Step 6: Final answer
    x = 1,675.56

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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.