Home / 10,888.98-15,024.18-6,908.64

Finding the Fourth Proportional to 10,888.98, 15,024.18 and 6,908.64

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Solution

The fourth proportional to 10,888.98, 15,024.18 and 6,908.64 is: 9,532.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,888.98 : 15,024.18 = 6,908.64 : x
  2. Step 2: Convert to fraction form
    10,888.98/15,024.18 = 6,908.64/x
  3. Step 3: Cross multiply
    10,888.98x = 15,024.18 × 6,908.64
  4. Step 4: Simplify right side
    10,888.98x = 103,796,650.92
  5. Step 5: Solve for x
    x = 103,796,650.92/10,888.98
  6. Step 6: Final answer
    x = 9,532.27

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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.