Home / 4,219.02-6,329.61-1,297.35

Finding the Fourth Proportional to 4,219.02, 6,329.61 and 1,297.35

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Solution

The fourth proportional to 4,219.02, 6,329.61 and 1,297.35 is: 1,946.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,219.02 : 6,329.61 = 1,297.35 : x
  2. Step 2: Convert to fraction form
    4,219.02/6,329.61 = 1,297.35/x
  3. Step 3: Cross multiply
    4,219.02x = 6,329.61 × 1,297.35
  4. Step 4: Simplify right side
    4,219.02x = 8,211,719.53
  5. Step 5: Solve for x
    x = 8,211,719.53/4,219.02
  6. Step 6: Final answer
    x = 1,946.36

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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.