Home / 3,329.47-4,595.19-1,985.14

Finding the Fourth Proportional to 3,329.47, 4,595.19 and 1,985.14

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Solution

The fourth proportional to 3,329.47, 4,595.19 and 1,985.14 is: 2,739.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.47 : 4,595.19 = 1,985.14 : x
  2. Step 2: Convert to fraction form
    3,329.47/4,595.19 = 1,985.14/x
  3. Step 3: Cross multiply
    3,329.47x = 4,595.19 × 1,985.14
  4. Step 4: Simplify right side
    3,329.47x = 9,122,095.48
  5. Step 5: Solve for x
    x = 9,122,095.48/3,329.47
  6. Step 6: Final answer
    x = 2,739.80

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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.