Home / 1,759.18-2,426.58-1,050.55

Finding the Fourth Proportional to 1,759.18, 2,426.58 and 1,050.55

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Solution

The fourth proportional to 1,759.18, 2,426.58 and 1,050.55 is: 1,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.18 : 2,426.58 = 1,050.55 : x
  2. Step 2: Convert to fraction form
    1,759.18/2,426.58 = 1,050.55/x
  3. Step 3: Cross multiply
    1,759.18x = 2,426.58 × 1,050.55
  4. Step 4: Simplify right side
    1,759.18x = 2,549,243.62
  5. Step 5: Solve for x
    x = 2,549,243.62/1,759.18
  6. Step 6: Final answer
    x = 1,449.11

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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.