Home / 8,210.56-11,322.48-5,066.08

Finding the Fourth Proportional to 8,210.56, 11,322.48 and 5,066.08

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Solution

The fourth proportional to 8,210.56, 11,322.48 and 5,066.08 is: 6,986.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,210.56 : 11,322.48 = 5,066.08 : x
  2. Step 2: Convert to fraction form
    8,210.56/11,322.48 = 5,066.08/x
  3. Step 3: Cross multiply
    8,210.56x = 11,322.48 × 5,066.08
  4. Step 4: Simplify right side
    8,210.56x = 57,360,589.48
  5. Step 5: Solve for x
    x = 57,360,589.48/8,210.56
  6. Step 6: Final answer
    x = 6,986.20

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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.