Home / 9,845.78-13,587.24-5,867.06

Finding the Fourth Proportional to 9,845.78, 13,587.24 and 5,867.06

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Solution

The fourth proportional to 9,845.78, 13,587.24 and 5,867.06 is: 8,096.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,845.78 : 13,587.24 = 5,867.06 : x
  2. Step 2: Convert to fraction form
    9,845.78/13,587.24 = 5,867.06/x
  3. Step 3: Cross multiply
    9,845.78x = 13,587.24 × 5,867.06
  4. Step 4: Simplify right side
    9,845.78x = 79,717,152.31
  5. Step 5: Solve for x
    x = 79,717,152.31/9,845.78
  6. Step 6: Final answer
    x = 8,096.58

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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.