Home / 2,615.04-3,923.58-1,153.17

Finding the Fourth Proportional to 2,615.04, 3,923.58 and 1,153.17

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Solution

The fourth proportional to 2,615.04, 3,923.58 and 1,153.17 is: 1,730.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,615.04 : 3,923.58 = 1,153.17 : x
  2. Step 2: Convert to fraction form
    2,615.04/3,923.58 = 1,153.17/x
  3. Step 3: Cross multiply
    2,615.04x = 3,923.58 × 1,153.17
  4. Step 4: Simplify right side
    2,615.04x = 4,524,554.75
  5. Step 5: Solve for x
    x = 4,524,554.75/2,615.04
  6. Step 6: Final answer
    x = 1,730.20

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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.