Home / 3,019.06-4,167.96-2,075.40

Finding the Fourth Proportional to 3,019.06, 4,167.96 and 2,075.40

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Solution

The fourth proportional to 3,019.06, 4,167.96 and 2,075.40 is: 2,865.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,019.06 : 4,167.96 = 2,075.40 : x
  2. Step 2: Convert to fraction form
    3,019.06/4,167.96 = 2,075.40/x
  3. Step 3: Cross multiply
    3,019.06x = 4,167.96 × 2,075.40
  4. Step 4: Simplify right side
    3,019.06x = 8,650,184.18
  5. Step 5: Solve for x
    x = 8,650,184.18/3,019.06
  6. Step 6: Final answer
    x = 2,865.19

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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.