Home / 5,655.91-7,805.37-3,417.36

Finding the Fourth Proportional to 5,655.91, 7,805.37 and 3,417.36

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Solution

The fourth proportional to 5,655.91, 7,805.37 and 3,417.36 is: 4,716.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,655.91 : 7,805.37 = 3,417.36 : x
  2. Step 2: Convert to fraction form
    5,655.91/7,805.37 = 3,417.36/x
  3. Step 3: Cross multiply
    5,655.91x = 7,805.37 × 3,417.36
  4. Step 4: Simplify right side
    5,655.91x = 26,673,703.11
  5. Step 5: Solve for x
    x = 26,673,703.11/5,655.91
  6. Step 6: Final answer
    x = 4,716.08

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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.