Home / 5,700.81-7,866.16-3,182.83

Finding the Fourth Proportional to 5,700.81, 7,866.16 and 3,182.83

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Solution

The fourth proportional to 5,700.81, 7,866.16 and 3,182.83 is: 4,391.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,700.81 : 7,866.16 = 3,182.83 : x
  2. Step 2: Convert to fraction form
    5,700.81/7,866.16 = 3,182.83/x
  3. Step 3: Cross multiply
    5,700.81x = 7,866.16 × 3,182.83
  4. Step 4: Simplify right side
    5,700.81x = 25,036,640.31
  5. Step 5: Solve for x
    x = 25,036,640.31/5,700.81
  6. Step 6: Final answer
    x = 4,391.77

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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.