Home / 3,013.61-4,520.21-1,065.56

Finding the Fourth Proportional to 3,013.61, 4,520.21 and 1,065.56

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Solution

The fourth proportional to 3,013.61, 4,520.21 and 1,065.56 is: 1,598.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,013.61 : 4,520.21 = 1,065.56 : x
  2. Step 2: Convert to fraction form
    3,013.61/4,520.21 = 1,065.56/x
  3. Step 3: Cross multiply
    3,013.61x = 4,520.21 × 1,065.56
  4. Step 4: Simplify right side
    3,013.61x = 4,816,527.04
  5. Step 5: Solve for x
    x = 4,816,527.04/3,013.61
  6. Step 6: Final answer
    x = 1,598.26

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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.