Home / 10,192.25-14,060.85-7,210.64

Finding the Fourth Proportional to 10,192.25, 14,060.85 and 7,210.64

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Solution

The fourth proportional to 10,192.25, 14,060.85 and 7,210.64 is: 9,947.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,192.25 : 14,060.85 = 7,210.64 : x
  2. Step 2: Convert to fraction form
    10,192.25/14,060.85 = 7,210.64/x
  3. Step 3: Cross multiply
    10,192.25x = 14,060.85 × 7,210.64
  4. Step 4: Simplify right side
    10,192.25x = 101,387,727.44
  5. Step 5: Solve for x
    x = 101,387,727.44/10,192.25
  6. Step 6: Final answer
    x = 9,947.53

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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.