Home / 8,867.90-13,293.60-7,030.82

Finding the Fourth Proportional to 8,867.90, 13,293.60 and 7,030.82

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Solution

The fourth proportional to 8,867.90, 13,293.60 and 7,030.82 is: 10,539.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,867.90 : 13,293.60 = 7,030.82 : x
  2. Step 2: Convert to fraction form
    8,867.90/13,293.60 = 7,030.82/x
  3. Step 3: Cross multiply
    8,867.90x = 13,293.60 × 7,030.82
  4. Step 4: Simplify right side
    8,867.90x = 93,464,842.28
  5. Step 5: Solve for x
    x = 93,464,842.28/8,867.90
  6. Step 6: Final answer
    x = 10,539.69

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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.