Home / 1,554.65-2,331.97-1,066.22

Finding the Fourth Proportional to 1,554.65, 2,331.97 and 1,066.22

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Solution

The fourth proportional to 1,554.65, 2,331.97 and 1,066.22 is: 1,599.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,554.65 : 2,331.97 = 1,066.22 : x
  2. Step 2: Convert to fraction form
    1,554.65/2,331.97 = 1,066.22/x
  3. Step 3: Cross multiply
    1,554.65x = 2,331.97 × 1,066.22
  4. Step 4: Simplify right side
    1,554.65x = 2,486,378.73
  5. Step 5: Solve for x
    x = 2,486,378.73/1,554.65
  6. Step 6: Final answer
    x = 1,599.32

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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.