Home / 5,285.65-7,925.03-1,727.33

Finding the Fourth Proportional to 5,285.65, 7,925.03 and 1,727.33

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Solution

The fourth proportional to 5,285.65, 7,925.03 and 1,727.33 is: 2,589.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,285.65 : 7,925.03 = 1,727.33 : x
  2. Step 2: Convert to fraction form
    5,285.65/7,925.03 = 1,727.33/x
  3. Step 3: Cross multiply
    5,285.65x = 7,925.03 × 1,727.33
  4. Step 4: Simplify right side
    5,285.65x = 13,689,148.01
  5. Step 5: Solve for x
    x = 13,689,148.01/5,285.65
  6. Step 6: Final answer
    x = 2,589.87

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1.5x scale

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.