Home / 1,657.13-2,284.42-1,158.22

Finding the Fourth Proportional to 1,657.13, 2,284.42 and 1,158.22

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Solution

The fourth proportional to 1,657.13, 2,284.42 and 1,158.22 is: 1,596.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.13 : 2,284.42 = 1,158.22 : x
  2. Step 2: Convert to fraction form
    1,657.13/2,284.42 = 1,158.22/x
  3. Step 3: Cross multiply
    1,657.13x = 2,284.42 × 1,158.22
  4. Step 4: Simplify right side
    1,657.13x = 2,645,849.51
  5. Step 5: Solve for x
    x = 2,645,849.51/1,657.13
  6. Step 6: Final answer
    x = 1,596.65

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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.