Home / 8,740.07-13,106.86-4,736.66

Finding the Fourth Proportional to 8,740.07, 13,106.86 and 4,736.66

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Solution

The fourth proportional to 8,740.07, 13,106.86 and 4,736.66 is: 7,103.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,740.07 : 13,106.86 = 4,736.66 : x
  2. Step 2: Convert to fraction form
    8,740.07/13,106.86 = 4,736.66/x
  3. Step 3: Cross multiply
    8,740.07x = 13,106.86 × 4,736.66
  4. Step 4: Simplify right side
    8,740.07x = 62,082,739.49
  5. Step 5: Solve for x
    x = 62,082,739.49/8,740.07
  6. Step 6: Final answer
    x = 7,103.23

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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.