Home / 8,036.30-11,089.77-4,679.21

Finding the Fourth Proportional to 8,036.30, 11,089.77 and 4,679.21

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Solution

The fourth proportional to 8,036.30, 11,089.77 and 4,679.21 is: 6,457.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,036.30 : 11,089.77 = 4,679.21 : x
  2. Step 2: Convert to fraction form
    8,036.30/11,089.77 = 4,679.21/x
  3. Step 3: Cross multiply
    8,036.30x = 11,089.77 × 4,679.21
  4. Step 4: Simplify right side
    8,036.30x = 51,891,362.68
  5. Step 5: Solve for x
    x = 51,891,362.68/8,036.30
  6. Step 6: Final answer
    x = 6,457.12

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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.