Home / 2,442.77-3,371.51-1,657.07

Finding the Fourth Proportional to 2,442.77, 3,371.51 and 1,657.07

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Solution

The fourth proportional to 2,442.77, 3,371.51 and 1,657.07 is: 2,287.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442.77 : 3,371.51 = 1,657.07 : x
  2. Step 2: Convert to fraction form
    2,442.77/3,371.51 = 1,657.07/x
  3. Step 3: Cross multiply
    2,442.77x = 3,371.51 × 1,657.07
  4. Step 4: Simplify right side
    2,442.77x = 5,586,828.08
  5. Step 5: Solve for x
    x = 5,586,828.08/2,442.77
  6. Step 6: Final answer
    x = 2,287.09

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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.