Home / 1,669.48-2,304.18-1,048.12

Finding the Fourth Proportional to 1,669.48, 2,304.18 and 1,048.12

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Solution

The fourth proportional to 1,669.48, 2,304.18 and 1,048.12 is: 1,446.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669.48 : 2,304.18 = 1,048.12 : x
  2. Step 2: Convert to fraction form
    1,669.48/2,304.18 = 1,048.12/x
  3. Step 3: Cross multiply
    1,669.48x = 2,304.18 × 1,048.12
  4. Step 4: Simplify right side
    1,669.48x = 2,415,057.14
  5. Step 5: Solve for x
    x = 2,415,057.14/1,669.48
  6. Step 6: Final answer
    x = 1,446.59

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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.