Home / 1,610.32-2,223.34-1,013.08

Finding the Fourth Proportional to 1,610.32, 2,223.34 and 1,013.08

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Solution

The fourth proportional to 1,610.32, 2,223.34 and 1,013.08 is: 1,398.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610.32 : 2,223.34 = 1,013.08 : x
  2. Step 2: Convert to fraction form
    1,610.32/2,223.34 = 1,013.08/x
  3. Step 3: Cross multiply
    1,610.32x = 2,223.34 × 1,013.08
  4. Step 4: Simplify right side
    1,610.32x = 2,252,421.29
  5. Step 5: Solve for x
    x = 2,252,421.29/1,610.32
  6. Step 6: Final answer
    x = 1,398.74

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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.