Home / 10,904.62-15,048.57-6,188.40

Finding the Fourth Proportional to 10,904.62, 15,048.57 and 6,188.40

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Solution

The fourth proportional to 10,904.62, 15,048.57 and 6,188.40 is: 8,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,904.62 : 15,048.57 = 6,188.40 : x
  2. Step 2: Convert to fraction form
    10,904.62/15,048.57 = 6,188.40/x
  3. Step 3: Cross multiply
    10,904.62x = 15,048.57 × 6,188.40
  4. Step 4: Simplify right side
    10,904.62x = 93,126,570.59
  5. Step 5: Solve for x
    x = 93,126,570.59/10,904.62
  6. Step 6: Final answer
    x = 8,540.10

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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.