Home / 11,317.98-15,618.52-6,282.19

Finding the Fourth Proportional to 11,317.98, 15,618.52 and 6,282.19

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Solution

The fourth proportional to 11,317.98, 15,618.52 and 6,282.19 is: 8,669.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,317.98 : 15,618.52 = 6,282.19 : x
  2. Step 2: Convert to fraction form
    11,317.98/15,618.52 = 6,282.19/x
  3. Step 3: Cross multiply
    11,317.98x = 15,618.52 × 6,282.19
  4. Step 4: Simplify right side
    11,317.98x = 98,118,510.16
  5. Step 5: Solve for x
    x = 98,118,510.16/11,317.98
  6. Step 6: Final answer
    x = 8,669.26

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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.