Home / 3,482.78-5,218.09-2,901.51

Finding the Fourth Proportional to 3,482.78, 5,218.09 and 2,901.51

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Solution

The fourth proportional to 3,482.78, 5,218.09 and 2,901.51 is: 4,347.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,482.78 : 5,218.09 = 2,901.51 : x
  2. Step 2: Convert to fraction form
    3,482.78/5,218.09 = 2,901.51/x
  3. Step 3: Cross multiply
    3,482.78x = 5,218.09 × 2,901.51
  4. Step 4: Simplify right side
    3,482.78x = 15,140,333.06
  5. Step 5: Solve for x
    x = 15,140,333.06/3,482.78
  6. Step 6: Final answer
    x = 4,347.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.