Home / 5,547.90-7,655.76-3,029.51

Finding the Fourth Proportional to 5,547.90, 7,655.76 and 3,029.51

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Solution

The fourth proportional to 5,547.90, 7,655.76 and 3,029.51 is: 4,180.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,547.90 : 7,655.76 = 3,029.51 : x
  2. Step 2: Convert to fraction form
    5,547.90/7,655.76 = 3,029.51/x
  3. Step 3: Cross multiply
    5,547.90x = 7,655.76 × 3,029.51
  4. Step 4: Simplify right side
    5,547.90x = 23,193,201.48
  5. Step 5: Solve for x
    x = 23,193,201.48/5,547.90
  6. Step 6: Final answer
    x = 4,180.54

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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.