Home / 10,071.20-13,898.48-6,091.52

Finding the Fourth Proportional to 10,071.20, 13,898.48 and 6,091.52

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Solution

The fourth proportional to 10,071.20, 13,898.48 and 6,091.52 is: 8,406.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071.20 : 13,898.48 = 6,091.52 : x
  2. Step 2: Convert to fraction form
    10,071.20/13,898.48 = 6,091.52/x
  3. Step 3: Cross multiply
    10,071.20x = 13,898.48 × 6,091.52
  4. Step 4: Simplify right side
    10,071.20x = 84,662,868.89
  5. Step 5: Solve for x
    x = 84,662,868.89/10,071.20
  6. Step 6: Final answer
    x = 8,406.43

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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.