Home / 8,907.31-13,346.16-6,269.29

Finding the Fourth Proportional to 8,907.31, 13,346.16 and 6,269.29

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Solution

The fourth proportional to 8,907.31, 13,346.16 and 6,269.29 is: 9,393.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,907.31 : 13,346.16 = 6,269.29 : x
  2. Step 2: Convert to fraction form
    8,907.31/13,346.16 = 6,269.29/x
  3. Step 3: Cross multiply
    8,907.31x = 13,346.16 × 6,269.29
  4. Step 4: Simplify right side
    8,907.31x = 83,670,947.43
  5. Step 5: Solve for x
    x = 83,670,947.43/8,907.31
  6. Step 6: Final answer
    x = 9,393.51

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1.5x scale

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.