Home / 7,386.29-11,075.72-2,454.20

Finding the Fourth Proportional to 7,386.29, 11,075.72 and 2,454.20

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Solution

The fourth proportional to 7,386.29, 11,075.72 and 2,454.20 is: 3,680.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,386.29 : 11,075.72 = 2,454.20 : x
  2. Step 2: Convert to fraction form
    7,386.29/11,075.72 = 2,454.20/x
  3. Step 3: Cross multiply
    7,386.29x = 11,075.72 × 2,454.20
  4. Step 4: Simplify right side
    7,386.29x = 27,181,982.78
  5. Step 5: Solve for x
    x = 27,181,982.78/7,386.29
  6. Step 6: Final answer
    x = 3,680.06

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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.