Home / 8,334.24-12,503.52-3,140.16

Finding the Fourth Proportional to 8,334.24, 12,503.52 and 3,140.16

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Solution

The fourth proportional to 8,334.24, 12,503.52 and 3,140.16 is: 4,711.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,334.24 : 12,503.52 = 3,140.16 : x
  2. Step 2: Convert to fraction form
    8,334.24/12,503.52 = 3,140.16/x
  3. Step 3: Cross multiply
    8,334.24x = 12,503.52 × 3,140.16
  4. Step 4: Simplify right side
    8,334.24x = 39,263,053.36
  5. Step 5: Solve for x
    x = 39,263,053.36/8,334.24
  6. Step 6: Final answer
    x = 4,711.05

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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.