Home / 1,510.38-2,263.77-585.45

Finding the Fourth Proportional to 1,510.38, 2,263.77 and 585.45

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Solution

The fourth proportional to 1,510.38, 2,263.77 and 585.45 is: 877.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,510.38 : 2,263.77 = 585.45 : x
  2. Step 2: Convert to fraction form
    1,510.38/2,263.77 = 585.45/x
  3. Step 3: Cross multiply
    1,510.38x = 2,263.77 × 585.45
  4. Step 4: Simplify right side
    1,510.38x = 1,325,324.15
  5. Step 5: Solve for x
    x = 1,325,324.15/1,510.38
  6. Step 6: Final answer
    x = 877.48

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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.