Home / 5,547.05-7,655.07-3,029.21

Finding the Fourth Proportional to 5,547.05, 7,655.07 and 3,029.21

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Solution

The fourth proportional to 5,547.05, 7,655.07 and 3,029.21 is: 4,180.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.05 : 7,655.07 = 3,029.21 : x
  2. Step 2: Convert to fraction form
    5,547.05/7,655.07 = 3,029.21/x
  3. Step 3: Cross multiply
    5,547.05x = 7,655.07 × 3,029.21
  4. Step 4: Simplify right side
    5,547.05x = 23,188,776.32
  5. Step 5: Solve for x
    x = 23,188,776.32/5,547.05
  6. Step 6: Final answer
    x = 4,180.38

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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.