Home / 11,065.58-15,269.40-6,528.16

Finding the Fourth Proportional to 11,065.58, 15,269.40 and 6,528.16

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Solution

The fourth proportional to 11,065.58, 15,269.40 and 6,528.16 is: 9,008.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,065.58 : 15,269.40 = 6,528.16 : x
  2. Step 2: Convert to fraction form
    11,065.58/15,269.40 = 6,528.16/x
  3. Step 3: Cross multiply
    11,065.58x = 15,269.40 × 6,528.16
  4. Step 4: Simplify right side
    11,065.58x = 99,681,086.30
  5. Step 5: Solve for x
    x = 99,681,086.30/11,065.58
  6. Step 6: Final answer
    x = 9,008.22

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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.