Home / 7,184.08-10,760.40-3,478.48

Finding the Fourth Proportional to 7,184.08, 10,760.40 and 3,478.48

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Solution

The fourth proportional to 7,184.08, 10,760.40 and 3,478.48 is: 5,210.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,184.08 : 10,760.40 = 3,478.48 : x
  2. Step 2: Convert to fraction form
    7,184.08/10,760.40 = 3,478.48/x
  3. Step 3: Cross multiply
    7,184.08x = 10,760.40 × 3,478.48
  4. Step 4: Simplify right side
    7,184.08x = 37,429,836.19
  5. Step 5: Solve for x
    x = 37,429,836.19/7,184.08
  6. Step 6: Final answer
    x = 5,210.11

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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.