Home / 7,184.96-9,915.72-4,041.08

Finding the Fourth Proportional to 7,184.96, 9,915.72 and 4,041.08

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Solution

The fourth proportional to 7,184.96, 9,915.72 and 4,041.08 is: 5,576.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.96 : 9,915.72 = 4,041.08 : x
  2. Step 2: Convert to fraction form
    7,184.96/9,915.72 = 4,041.08/x
  3. Step 3: Cross multiply
    7,184.96x = 9,915.72 × 4,041.08
  4. Step 4: Simplify right side
    7,184.96x = 40,070,217.78
  5. Step 5: Solve for x
    x = 40,070,217.78/7,184.96
  6. Step 6: Final answer
    x = 5,576.96

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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.