Home / 10,511.52-15,773.49-4,271.06

Finding the Fourth Proportional to 10,511.52, 15,773.49 and 4,271.06

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Solution

The fourth proportional to 10,511.52, 15,773.49 and 4,271.06 is: 6,409.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,511.52 : 15,773.49 = 4,271.06 : x
  2. Step 2: Convert to fraction form
    10,511.52/15,773.49 = 4,271.06/x
  3. Step 3: Cross multiply
    10,511.52x = 15,773.49 × 4,271.06
  4. Step 4: Simplify right side
    10,511.52x = 67,369,443.33
  5. Step 5: Solve for x
    x = 67,369,443.33/10,511.52
  6. Step 6: Final answer
    x = 6,409.11

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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.