Home / 5,595.36-7,721.81-3,205.71

Finding the Fourth Proportional to 5,595.36, 7,721.81 and 3,205.71

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Solution

The fourth proportional to 5,595.36, 7,721.81 and 3,205.71 is: 4,424.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,595.36 : 7,721.81 = 3,205.71 : x
  2. Step 2: Convert to fraction form
    5,595.36/7,721.81 = 3,205.71/x
  3. Step 3: Cross multiply
    5,595.36x = 7,721.81 × 3,205.71
  4. Step 4: Simplify right side
    5,595.36x = 24,753,867.51
  5. Step 5: Solve for x
    x = 24,753,867.51/5,595.36
  6. Step 6: Final answer
    x = 4,424.00

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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.