Home / 10,933.06-15,088.26-8,276.26

Finding the Fourth Proportional to 10,933.06, 15,088.26 and 8,276.26

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Solution

The fourth proportional to 10,933.06, 15,088.26 and 8,276.26 is: 11,421.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,933.06 : 15,088.26 = 8,276.26 : x
  2. Step 2: Convert to fraction form
    10,933.06/15,088.26 = 8,276.26/x
  3. Step 3: Cross multiply
    10,933.06x = 15,088.26 × 8,276.26
  4. Step 4: Simplify right side
    10,933.06x = 124,874,362.71
  5. Step 5: Solve for x
    x = 124,874,362.71/10,933.06
  6. Step 6: Final answer
    x = 11,421.72

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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.