Home / 11,272.98-15,549.93-8,296.50

Finding the Fourth Proportional to 11,272.98, 15,549.93 and 8,296.50

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Solution

The fourth proportional to 11,272.98, 15,549.93 and 8,296.50 is: 11,444.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,272.98 : 15,549.93 = 8,296.50 : x
  2. Step 2: Convert to fraction form
    11,272.98/15,549.93 = 8,296.50/x
  3. Step 3: Cross multiply
    11,272.98x = 15,549.93 × 8,296.50
  4. Step 4: Simplify right side
    11,272.98x = 129,009,994.25
  5. Step 5: Solve for x
    x = 129,009,994.25/11,272.98
  6. Step 6: Final answer
    x = 11,444.18

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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.