Home / 9,284.40-13,925.09-3,360.21

Finding the Fourth Proportional to 9,284.40, 13,925.09 and 3,360.21

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Solution

The fourth proportional to 9,284.40, 13,925.09 and 3,360.21 is: 5,039.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,284.40 : 13,925.09 = 3,360.21 : x
  2. Step 2: Convert to fraction form
    9,284.40/13,925.09 = 3,360.21/x
  3. Step 3: Cross multiply
    9,284.40x = 13,925.09 × 3,360.21
  4. Step 4: Simplify right side
    9,284.40x = 46,791,209.87
  5. Step 5: Solve for x
    x = 46,791,209.87/9,284.40
  6. Step 6: Final answer
    x = 5,039.77

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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.