Home / 11,283.21-15,569.55-6,246.63

Finding the Fourth Proportional to 11,283.21, 15,569.55 and 6,246.63

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Solution

The fourth proportional to 11,283.21, 15,569.55 and 6,246.63 is: 8,619.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,283.21 : 15,569.55 = 6,246.63 : x
  2. Step 2: Convert to fraction form
    11,283.21/15,569.55 = 6,246.63/x
  3. Step 3: Cross multiply
    11,283.21x = 15,569.55 × 6,246.63
  4. Step 4: Simplify right side
    11,283.21x = 97,257,218.12
  5. Step 5: Solve for x
    x = 97,257,218.12/11,283.21
  6. Step 6: Final answer
    x = 8,619.64

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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.