Home / 9,480.38-13,080.30-6,123.34

Finding the Fourth Proportional to 9,480.38, 13,080.30 and 6,123.34

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Solution

The fourth proportional to 9,480.38, 13,080.30 and 6,123.34 is: 8,448.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,480.38 : 13,080.30 = 6,123.34 : x
  2. Step 2: Convert to fraction form
    9,480.38/13,080.30 = 6,123.34/x
  3. Step 3: Cross multiply
    9,480.38x = 13,080.30 × 6,123.34
  4. Step 4: Simplify right side
    9,480.38x = 80,095,124.20
  5. Step 5: Solve for x
    x = 80,095,124.20/9,480.38
  6. Step 6: Final answer
    x = 8,448.51

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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.