Home / 9,219.08-13,826.58-3,671.40

Finding the Fourth Proportional to 9,219.08, 13,826.58 and 3,671.40

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Solution

The fourth proportional to 9,219.08, 13,826.58 and 3,671.40 is: 5,506.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,219.08 : 13,826.58 = 3,671.40 : x
  2. Step 2: Convert to fraction form
    9,219.08/13,826.58 = 3,671.40/x
  3. Step 3: Cross multiply
    9,219.08x = 13,826.58 × 3,671.40
  4. Step 4: Simplify right side
    9,219.08x = 50,762,905.81
  5. Step 5: Solve for x
    x = 50,762,905.81/9,219.08
  6. Step 6: Final answer
    x = 5,506.29

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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.