Home / 9,926.78-13,699.65-6,563.75

Finding the Fourth Proportional to 9,926.78, 13,699.65 and 6,563.75

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Solution

The fourth proportional to 9,926.78, 13,699.65 and 6,563.75 is: 9,058.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,926.78 : 13,699.65 = 6,563.75 : x
  2. Step 2: Convert to fraction form
    9,926.78/13,699.65 = 6,563.75/x
  3. Step 3: Cross multiply
    9,926.78x = 13,699.65 × 6,563.75
  4. Step 4: Simplify right side
    9,926.78x = 89,921,009.19
  5. Step 5: Solve for x
    x = 89,921,009.19/9,926.78
  6. Step 6: Final answer
    x = 9,058.43

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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.