Home / 5,761.02-8,642.34-1,864.65

Finding the Fourth Proportional to 5,761.02, 8,642.34 and 1,864.65

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Solution

The fourth proportional to 5,761.02, 8,642.34 and 1,864.65 is: 2,797.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,761.02 : 8,642.34 = 1,864.65 : x
  2. Step 2: Convert to fraction form
    5,761.02/8,642.34 = 1,864.65/x
  3. Step 3: Cross multiply
    5,761.02x = 8,642.34 × 1,864.65
  4. Step 4: Simplify right side
    5,761.02x = 16,114,939.28
  5. Step 5: Solve for x
    x = 16,114,939.28/5,761.02
  6. Step 6: Final answer
    x = 2,797.24

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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.