Home / 6,918.64-10,372.15-5,927.47

Finding the Fourth Proportional to 6,918.64, 10,372.15 and 5,927.47

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Solution

The fourth proportional to 6,918.64, 10,372.15 and 5,927.47 is: 8,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.64 : 10,372.15 = 5,927.47 : x
  2. Step 2: Convert to fraction form
    6,918.64/10,372.15 = 5,927.47/x
  3. Step 3: Cross multiply
    6,918.64x = 10,372.15 × 5,927.47
  4. Step 4: Simplify right side
    6,918.64x = 61,480,607.96
  5. Step 5: Solve for x
    x = 61,480,607.96/6,918.64
  6. Step 6: Final answer
    x = 8,886.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.