Home / 5,075.03-7,006.61-3,309.71

Finding the Fourth Proportional to 5,075.03, 7,006.61 and 3,309.71

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Solution

The fourth proportional to 5,075.03, 7,006.61 and 3,309.71 is: 4,569.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,075.03 : 7,006.61 = 3,309.71 : x
  2. Step 2: Convert to fraction form
    5,075.03/7,006.61 = 3,309.71/x
  3. Step 3: Cross multiply
    5,075.03x = 7,006.61 × 3,309.71
  4. Step 4: Simplify right side
    5,075.03x = 23,189,812.15
  5. Step 5: Solve for x
    x = 23,189,812.15/5,075.03
  6. Step 6: Final answer
    x = 4,569.40

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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.