Home / 1,458.19-2,013.06-1,134.09

Finding the Fourth Proportional to 1,458.19, 2,013.06 and 1,134.09

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Solution

The fourth proportional to 1,458.19, 2,013.06 and 1,134.09 is: 1,565.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458.19 : 2,013.06 = 1,134.09 : x
  2. Step 2: Convert to fraction form
    1,458.19/2,013.06 = 1,134.09/x
  3. Step 3: Cross multiply
    1,458.19x = 2,013.06 × 1,134.09
  4. Step 4: Simplify right side
    1,458.19x = 2,282,991.22
  5. Step 5: Solve for x
    x = 2,282,991.22/1,458.19
  6. Step 6: Final answer
    x = 1,565.63

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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.