Home / 8,436.07-11,630.13-6,047.99

Finding the Fourth Proportional to 8,436.07, 11,630.13 and 6,047.99

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Solution

The fourth proportional to 8,436.07, 11,630.13 and 6,047.99 is: 8,337.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,436.07 : 11,630.13 = 6,047.99 : x
  2. Step 2: Convert to fraction form
    8,436.07/11,630.13 = 6,047.99/x
  3. Step 3: Cross multiply
    8,436.07x = 11,630.13 × 6,047.99
  4. Step 4: Simplify right side
    8,436.07x = 70,338,851.79
  5. Step 5: Solve for x
    x = 70,338,851.79/8,436.07
  6. Step 6: Final answer
    x = 8,337.87

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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.