Home / 9,248.95-13,874.78-3,405.07

Finding the Fourth Proportional to 9,248.95, 13,874.78 and 3,405.07

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Solution

The fourth proportional to 9,248.95, 13,874.78 and 3,405.07 is: 5,108.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,248.95 : 13,874.78 = 3,405.07 : x
  2. Step 2: Convert to fraction form
    9,248.95/13,874.78 = 3,405.07/x
  3. Step 3: Cross multiply
    9,248.95x = 13,874.78 × 3,405.07
  4. Step 4: Simplify right side
    9,248.95x = 47,244,597.13
  5. Step 5: Solve for x
    x = 47,244,597.13/9,248.95
  6. Step 6: Final answer
    x = 5,108.10

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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.