Home / 2,285.17-3,153.54-1,237.24

Finding the Fourth Proportional to 2,285.17, 3,153.54 and 1,237.24

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Solution

The fourth proportional to 2,285.17, 3,153.54 and 1,237.24 is: 1,707.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,285.17 : 3,153.54 = 1,237.24 : x
  2. Step 2: Convert to fraction form
    2,285.17/3,153.54 = 1,237.24/x
  3. Step 3: Cross multiply
    2,285.17x = 3,153.54 × 1,237.24
  4. Step 4: Simplify right side
    2,285.17x = 3,901,685.83
  5. Step 5: Solve for x
    x = 3,901,685.83/2,285.17
  6. Step 6: Final answer
    x = 1,707.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.