Home / 1,085.23-1,625.77-1,036.02

Finding the Fourth Proportional to 1,085.23, 1,625.77 and 1,036.02

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Solution

The fourth proportional to 1,085.23, 1,625.77 and 1,036.02 is: 1,552.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085.23 : 1,625.77 = 1,036.02 : x
  2. Step 2: Convert to fraction form
    1,085.23/1,625.77 = 1,036.02/x
  3. Step 3: Cross multiply
    1,085.23x = 1,625.77 × 1,036.02
  4. Step 4: Simplify right side
    1,085.23x = 1,684,337.63
  5. Step 5: Solve for x
    x = 1,684,337.63/1,085.23
  6. Step 6: Final answer
    x = 1,552.05

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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.