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Finding the Fourth Proportional to 7,037.06, 9,710.16 and 5,979.11

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Solution

The fourth proportional to 7,037.06, 9,710.16 and 5,979.11 is: 8,250.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,037.06 : 9,710.16 = 5,979.11 : x
  2. Step 2: Convert to fraction form
    7,037.06/9,710.16 = 5,979.11/x
  3. Step 3: Cross multiply
    7,037.06x = 9,710.16 × 5,979.11
  4. Step 4: Simplify right side
    7,037.06x = 58,058,114.76
  5. Step 5: Solve for x
    x = 58,058,114.76/7,037.06
  6. Step 6: Final answer
    x = 8,250.34

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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.