Home / 7,510.55-11,266.50-1,963.81

Finding the Fourth Proportional to 7,510.55, 11,266.50 and 1,963.81

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Solution

The fourth proportional to 7,510.55, 11,266.50 and 1,963.81 is: 2,945.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.55 : 11,266.50 = 1,963.81 : x
  2. Step 2: Convert to fraction form
    7,510.55/11,266.50 = 1,963.81/x
  3. Step 3: Cross multiply
    7,510.55x = 11,266.50 × 1,963.81
  4. Step 4: Simplify right side
    7,510.55x = 22,125,209.03
  5. Step 5: Solve for x
    x = 22,125,209.03/7,510.55
  6. Step 6: Final answer
    x = 2,945.88

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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.