Home / 4,208.71-5,807.76-2,320.19

Finding the Fourth Proportional to 4,208.71, 5,807.76 and 2,320.19

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Solution

The fourth proportional to 4,208.71, 5,807.76 and 2,320.19 is: 3,201.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,208.71 : 5,807.76 = 2,320.19 : x
  2. Step 2: Convert to fraction form
    4,208.71/5,807.76 = 2,320.19/x
  3. Step 3: Cross multiply
    4,208.71x = 5,807.76 × 2,320.19
  4. Step 4: Simplify right side
    4,208.71x = 13,475,129.91
  5. Step 5: Solve for x
    x = 13,475,129.91/4,208.71
  6. Step 6: Final answer
    x = 3,201.72

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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.