Home / 9,038.96-13,558.48-3,191.84

Finding the Fourth Proportional to 9,038.96, 13,558.48 and 3,191.84

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Solution

The fourth proportional to 9,038.96, 13,558.48 and 3,191.84 is: 4,787.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,038.96 : 13,558.48 = 3,191.84 : x
  2. Step 2: Convert to fraction form
    9,038.96/13,558.48 = 3,191.84/x
  3. Step 3: Cross multiply
    9,038.96x = 13,558.48 × 3,191.84
  4. Step 4: Simplify right side
    9,038.96x = 43,276,498.80
  5. Step 5: Solve for x
    x = 43,276,498.80/9,038.96
  6. Step 6: Final answer
    x = 4,787.77

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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.