Home / 5,617.93-8,426.89-1,721.83

Finding the Fourth Proportional to 5,617.93, 8,426.89 and 1,721.83

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Solution

The fourth proportional to 5,617.93, 8,426.89 and 1,721.83 is: 2,582.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,617.93 : 8,426.89 = 1,721.83 : x
  2. Step 2: Convert to fraction form
    5,617.93/8,426.89 = 1,721.83/x
  3. Step 3: Cross multiply
    5,617.93x = 8,426.89 × 1,721.83
  4. Step 4: Simplify right side
    5,617.93x = 14,509,621.27
  5. Step 5: Solve for x
    x = 14,509,621.27/5,617.93
  6. Step 6: Final answer
    x = 2,582.74

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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.