Home / 9,505.83-13,117.51-5,256.64

Finding the Fourth Proportional to 9,505.83, 13,117.51 and 5,256.64

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Solution

The fourth proportional to 9,505.83, 13,117.51 and 5,256.64 is: 7,253.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,505.83 : 13,117.51 = 5,256.64 : x
  2. Step 2: Convert to fraction form
    9,505.83/13,117.51 = 5,256.64/x
  3. Step 3: Cross multiply
    9,505.83x = 13,117.51 × 5,256.64
  4. Step 4: Simplify right side
    9,505.83x = 68,954,027.77
  5. Step 5: Solve for x
    x = 68,954,027.77/9,505.83
  6. Step 6: Final answer
    x = 7,253.87

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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.