Home / 11,248.61-16,881.35-4,235.54

Finding the Fourth Proportional to 11,248.61, 16,881.35 and 4,235.54

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Solution

The fourth proportional to 11,248.61, 16,881.35 and 4,235.54 is: 6,356.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,248.61 : 16,881.35 = 4,235.54 : x
  2. Step 2: Convert to fraction form
    11,248.61/16,881.35 = 4,235.54/x
  3. Step 3: Cross multiply
    11,248.61x = 16,881.35 × 4,235.54
  4. Step 4: Simplify right side
    11,248.61x = 71,501,527.59
  5. Step 5: Solve for x
    x = 71,501,527.59/11,248.61
  6. Step 6: Final answer
    x = 6,356.48

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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.