Home / 4,251.02-6,378.05-1,477.58

Finding the Fourth Proportional to 4,251.02, 6,378.05 and 1,477.58

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Solution

The fourth proportional to 4,251.02, 6,378.05 and 1,477.58 is: 2,216.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,251.02 : 6,378.05 = 1,477.58 : x
  2. Step 2: Convert to fraction form
    4,251.02/6,378.05 = 1,477.58/x
  3. Step 3: Cross multiply
    4,251.02x = 6,378.05 × 1,477.58
  4. Step 4: Simplify right side
    4,251.02x = 9,424,098.76
  5. Step 5: Solve for x
    x = 9,424,098.76/4,251.02
  6. Step 6: Final answer
    x = 2,216.90

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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.