Home / 11,276.44-15,567.74-6,801.32

Finding the Fourth Proportional to 11,276.44, 15,567.74 and 6,801.32

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Solution

The fourth proportional to 11,276.44, 15,567.74 and 6,801.32 is: 9,389.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,276.44 : 15,567.74 = 6,801.32 : x
  2. Step 2: Convert to fraction form
    11,276.44/15,567.74 = 6,801.32/x
  3. Step 3: Cross multiply
    11,276.44x = 15,567.74 × 6,801.32
  4. Step 4: Simplify right side
    11,276.44x = 105,881,181.42
  5. Step 5: Solve for x
    x = 105,881,181.42/11,276.44
  6. Step 6: Final answer
    x = 9,389.59

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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.