Home / 1,451.02-2,176.26-585.13

Finding the Fourth Proportional to 1,451.02, 2,176.26 and 585.13

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Solution

The fourth proportional to 1,451.02, 2,176.26 and 585.13 is: 877.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,451.02 : 2,176.26 = 585.13 : x
  2. Step 2: Convert to fraction form
    1,451.02/2,176.26 = 585.13/x
  3. Step 3: Cross multiply
    1,451.02x = 2,176.26 × 585.13
  4. Step 4: Simplify right side
    1,451.02x = 1,273,395.01
  5. Step 5: Solve for x
    x = 1,273,395.01/1,451.02
  6. Step 6: Final answer
    x = 877.59

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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.