Home / 2,029.33-2,798.18-1,655.15

Finding the Fourth Proportional to 2,029.33, 2,798.18 and 1,655.15

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Solution

The fourth proportional to 2,029.33, 2,798.18 and 1,655.15 is: 2,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,029.33 : 2,798.18 = 1,655.15 : x
  2. Step 2: Convert to fraction form
    2,029.33/2,798.18 = 1,655.15/x
  3. Step 3: Cross multiply
    2,029.33x = 2,798.18 × 1,655.15
  4. Step 4: Simplify right side
    2,029.33x = 4,631,407.63
  5. Step 5: Solve for x
    x = 4,631,407.63/2,029.33
  6. Step 6: Final answer
    x = 2,282.23

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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.