Home / 11,228.63-16,827.98-5,307.09

Finding the Fourth Proportional to 11,228.63, 16,827.98 and 5,307.09

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Solution

The fourth proportional to 11,228.63, 16,827.98 and 5,307.09 is: 7,953.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,228.63 : 16,827.98 = 5,307.09 : x
  2. Step 2: Convert to fraction form
    11,228.63/16,827.98 = 5,307.09/x
  3. Step 3: Cross multiply
    11,228.63x = 16,827.98 × 5,307.09
  4. Step 4: Simplify right side
    11,228.63x = 89,307,534.64
  5. Step 5: Solve for x
    x = 89,307,534.64/11,228.63
  6. Step 6: Final answer
    x = 7,953.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.