Home / 11,452.07-15,803.67-6,416.28

Finding the Fourth Proportional to 11,452.07, 15,803.67 and 6,416.28

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Solution

The fourth proportional to 11,452.07, 15,803.67 and 6,416.28 is: 8,854.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,452.07 : 15,803.67 = 6,416.28 : x
  2. Step 2: Convert to fraction form
    11,452.07/15,803.67 = 6,416.28/x
  3. Step 3: Cross multiply
    11,452.07x = 15,803.67 × 6,416.28
  4. Step 4: Simplify right side
    11,452.07x = 101,400,795.81
  5. Step 5: Solve for x
    x = 101,400,795.81/11,452.07
  6. Step 6: Final answer
    x = 8,854.36

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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.