Home / 4,088.75-6,132.99-1,315.58

Finding the Fourth Proportional to 4,088.75, 6,132.99 and 1,315.58

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Solution

The fourth proportional to 4,088.75, 6,132.99 and 1,315.58 is: 1,973.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,088.75 : 6,132.99 = 1,315.58 : x
  2. Step 2: Convert to fraction form
    4,088.75/6,132.99 = 1,315.58/x
  3. Step 3: Cross multiply
    4,088.75x = 6,132.99 × 1,315.58
  4. Step 4: Simplify right side
    4,088.75x = 8,068,438.98
  5. Step 5: Solve for x
    x = 8,068,438.98/4,088.75
  6. Step 6: Final answer
    x = 1,973.33

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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.