Home / 11,152.99-15,391.14-6,117.24

Finding the Fourth Proportional to 11,152.99, 15,391.14 and 6,117.24

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Solution

The fourth proportional to 11,152.99, 15,391.14 and 6,117.24 is: 8,441.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,152.99 : 15,391.14 = 6,117.24 : x
  2. Step 2: Convert to fraction form
    11,152.99/15,391.14 = 6,117.24/x
  3. Step 3: Cross multiply
    11,152.99x = 15,391.14 × 6,117.24
  4. Step 4: Simplify right side
    11,152.99x = 94,151,297.25
  5. Step 5: Solve for x
    x = 94,151,297.25/11,152.99
  6. Step 6: Final answer
    x = 8,441.80

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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.