Home / 1,727.02-2,589.93-572.50

Finding the Fourth Proportional to 1,727.02, 2,589.93 and 572.50

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Solution

The fourth proportional to 1,727.02, 2,589.93 and 572.50 is: 858.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,727.02 : 2,589.93 = 572.50 : x
  2. Step 2: Convert to fraction form
    1,727.02/2,589.93 = 572.50/x
  3. Step 3: Cross multiply
    1,727.02x = 2,589.93 × 572.50
  4. Step 4: Simplify right side
    1,727.02x = 1,482,734.93
  5. Step 5: Solve for x
    x = 1,482,734.93/1,727.02
  6. Step 6: Final answer
    x = 858.55

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.