Home / 10,883.99-15,011.44-7,297.76

Finding the Fourth Proportional to 10,883.99, 15,011.44 and 7,297.76

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Solution

The fourth proportional to 10,883.99, 15,011.44 and 7,297.76 is: 10,065.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,883.99 : 15,011.44 = 7,297.76 : x
  2. Step 2: Convert to fraction form
    10,883.99/15,011.44 = 7,297.76/x
  3. Step 3: Cross multiply
    10,883.99x = 15,011.44 × 7,297.76
  4. Step 4: Simplify right side
    10,883.99x = 109,549,905.66
  5. Step 5: Solve for x
    x = 109,549,905.66/10,883.99
  6. Step 6: Final answer
    x = 10,065.23

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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.