Home / 7,075.28-10,611.54-6,724.04

Finding the Fourth Proportional to 7,075.28, 10,611.54 and 6,724.04

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Solution

The fourth proportional to 7,075.28, 10,611.54 and 6,724.04 is: 10,084.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,075.28 : 10,611.54 = 6,724.04 : x
  2. Step 2: Convert to fraction form
    7,075.28/10,611.54 = 6,724.04/x
  3. Step 3: Cross multiply
    7,075.28x = 10,611.54 × 6,724.04
  4. Step 4: Simplify right side
    7,075.28x = 71,352,419.42
  5. Step 5: Solve for x
    x = 71,352,419.42/7,075.28
  6. Step 6: Final answer
    x = 10,084.75

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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.