Home / 10,823.95-16,216.79-7,521.58

Finding the Fourth Proportional to 10,823.95, 16,216.79 and 7,521.58

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Solution

The fourth proportional to 10,823.95, 16,216.79 and 7,521.58 is: 11,269.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.95 : 16,216.79 = 7,521.58 : x
  2. Step 2: Convert to fraction form
    10,823.95/16,216.79 = 7,521.58/x
  3. Step 3: Cross multiply
    10,823.95x = 16,216.79 × 7,521.58
  4. Step 4: Simplify right side
    10,823.95x = 121,975,883.33
  5. Step 5: Solve for x
    x = 121,975,883.33/10,823.95
  6. Step 6: Final answer
    x = 11,269.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.