Home / 1,544.13-2,315.25-723.06

Finding the Fourth Proportional to 1,544.13, 2,315.25 and 723.06

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Solution

The fourth proportional to 1,544.13, 2,315.25 and 723.06 is: 1,084.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,544.13 : 2,315.25 = 723.06 : x
  2. Step 2: Convert to fraction form
    1,544.13/2,315.25 = 723.06/x
  3. Step 3: Cross multiply
    1,544.13x = 2,315.25 × 723.06
  4. Step 4: Simplify right side
    1,544.13x = 1,674,064.67
  5. Step 5: Solve for x
    x = 1,674,064.67/1,544.13
  6. Step 6: Final answer
    x = 1,084.15

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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.