Home / 7,280.26-10,904.13-6,331.03

Finding the Fourth Proportional to 7,280.26, 10,904.13 and 6,331.03

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Solution

The fourth proportional to 7,280.26, 10,904.13 and 6,331.03 is: 9,482.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,280.26 : 10,904.13 = 6,331.03 : x
  2. Step 2: Convert to fraction form
    7,280.26/10,904.13 = 6,331.03/x
  3. Step 3: Cross multiply
    7,280.26x = 10,904.13 × 6,331.03
  4. Step 4: Simplify right side
    7,280.26x = 69,034,346.89
  5. Step 5: Solve for x
    x = 69,034,346.89/7,280.26
  6. Step 6: Final answer
    x = 9,482.40

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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.