Home / 10,206.56-15,319.44-5,016.16

Finding the Fourth Proportional to 10,206.56, 15,319.44 and 5,016.16

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Solution

The fourth proportional to 10,206.56, 15,319.44 and 5,016.16 is: 7,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,206.56 : 15,319.44 = 5,016.16 : x
  2. Step 2: Convert to fraction form
    10,206.56/15,319.44 = 5,016.16/x
  3. Step 3: Cross multiply
    10,206.56x = 15,319.44 × 5,016.16
  4. Step 4: Simplify right side
    10,206.56x = 76,844,762.15
  5. Step 5: Solve for x
    x = 76,844,762.15/10,206.56
  6. Step 6: Final answer
    x = 7,528.96

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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.