Home / 10,561.04-15,853.80-6,181.64

Finding the Fourth Proportional to 10,561.04, 15,853.80 and 6,181.64

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Solution

The fourth proportional to 10,561.04, 15,853.80 and 6,181.64 is: 9,279.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,561.04 : 15,853.80 = 6,181.64 : x
  2. Step 2: Convert to fraction form
    10,561.04/15,853.80 = 6,181.64/x
  3. Step 3: Cross multiply
    10,561.04x = 15,853.80 × 6,181.64
  4. Step 4: Simplify right side
    10,561.04x = 98,002,484.23
  5. Step 5: Solve for x
    x = 98,002,484.23/10,561.04
  6. Step 6: Final answer
    x = 9,279.62

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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.