Home / 11,323.16-15,624.30-6,287.12

Finding the Fourth Proportional to 11,323.16, 15,624.30 and 6,287.12

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Solution

The fourth proportional to 11,323.16, 15,624.30 and 6,287.12 is: 8,675.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,323.16 : 15,624.30 = 6,287.12 : x
  2. Step 2: Convert to fraction form
    11,323.16/15,624.30 = 6,287.12/x
  3. Step 3: Cross multiply
    11,323.16x = 15,624.30 × 6,287.12
  4. Step 4: Simplify right side
    11,323.16x = 98,231,849.02
  5. Step 5: Solve for x
    x = 98,231,849.02/11,323.16
  6. Step 6: Final answer
    x = 8,675.30

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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.