Home / 11,282.73-15,570.18-6,247.29

Finding the Fourth Proportional to 11,282.73, 15,570.18 and 6,247.29

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Solution

The fourth proportional to 11,282.73, 15,570.18 and 6,247.29 is: 8,621.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282.73 : 15,570.18 = 6,247.29 : x
  2. Step 2: Convert to fraction form
    11,282.73/15,570.18 = 6,247.29/x
  3. Step 3: Cross multiply
    11,282.73x = 15,570.18 × 6,247.29
  4. Step 4: Simplify right side
    11,282.73x = 97,271,429.81
  5. Step 5: Solve for x
    x = 97,271,429.81/11,282.73
  6. Step 6: Final answer
    x = 8,621.27

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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.