Home / 8,388.06-11,574.48-4,984.56

Finding the Fourth Proportional to 8,388.06, 11,574.48 and 4,984.56

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Solution

The fourth proportional to 8,388.06, 11,574.48 and 4,984.56 is: 6,878.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,388.06 : 11,574.48 = 4,984.56 : x
  2. Step 2: Convert to fraction form
    8,388.06/11,574.48 = 4,984.56/x
  3. Step 3: Cross multiply
    8,388.06x = 11,574.48 × 4,984.56
  4. Step 4: Simplify right side
    8,388.06x = 57,693,690.03
  5. Step 5: Solve for x
    x = 57,693,690.03/8,388.06
  6. Step 6: Final answer
    x = 6,878.07

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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.