Home / 8,747.11-12,071.02-4,768.23

Finding the Fourth Proportional to 8,747.11, 12,071.02 and 4,768.23

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Solution

The fourth proportional to 8,747.11, 12,071.02 and 4,768.23 is: 6,580.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,747.11 : 12,071.02 = 4,768.23 : x
  2. Step 2: Convert to fraction form
    8,747.11/12,071.02 = 4,768.23/x
  3. Step 3: Cross multiply
    8,747.11x = 12,071.02 × 4,768.23
  4. Step 4: Simplify right side
    8,747.11x = 57,557,326.72
  5. Step 5: Solve for x
    x = 57,557,326.72/8,747.11
  6. Step 6: Final answer
    x = 6,580.15

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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.