Home / 1,444.39-2,166.59-1,157.65

Finding the Fourth Proportional to 1,444.39, 2,166.59 and 1,157.65

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Solution

The fourth proportional to 1,444.39, 2,166.59 and 1,157.65 is: 1,736.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,444.39 : 2,166.59 = 1,157.65 : x
  2. Step 2: Convert to fraction form
    1,444.39/2,166.59 = 1,157.65/x
  3. Step 3: Cross multiply
    1,444.39x = 2,166.59 × 1,157.65
  4. Step 4: Simplify right side
    1,444.39x = 2,508,152.91
  5. Step 5: Solve for x
    x = 2,508,152.91/1,444.39
  6. Step 6: Final answer
    x = 1,736.48

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1.5x scale

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.