Home / 4,426.02-6,638.52-2,777.67

Finding the Fourth Proportional to 4,426.02, 6,638.52 and 2,777.67

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Solution

The fourth proportional to 4,426.02, 6,638.52 and 2,777.67 is: 4,166.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,426.02 : 6,638.52 = 2,777.67 : x
  2. Step 2: Convert to fraction form
    4,426.02/6,638.52 = 2,777.67/x
  3. Step 3: Cross multiply
    4,426.02x = 6,638.52 × 2,777.67
  4. Step 4: Simplify right side
    4,426.02x = 18,439,617.85
  5. Step 5: Solve for x
    x = 18,439,617.85/4,426.02
  6. Step 6: Final answer
    x = 4,166.18

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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.