Home / 2,124.55-3,167.74-2,043.35

Finding the Fourth Proportional to 2,124.55, 3,167.74 and 2,043.35

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Solution

The fourth proportional to 2,124.55, 3,167.74 and 2,043.35 is: 3,046.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,124.55 : 3,167.74 = 2,043.35 : x
  2. Step 2: Convert to fraction form
    2,124.55/3,167.74 = 2,043.35/x
  3. Step 3: Cross multiply
    2,124.55x = 3,167.74 × 2,043.35
  4. Step 4: Simplify right side
    2,124.55x = 6,472,806.64
  5. Step 5: Solve for x
    x = 6,472,806.64/2,124.55
  6. Step 6: Final answer
    x = 3,046.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.