Home / 4,415.02-6,622.80-1,818.16

Finding the Fourth Proportional to 4,415.02, 6,622.80 and 1,818.16

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Solution

The fourth proportional to 4,415.02, 6,622.80 and 1,818.16 is: 2,727.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,415.02 : 6,622.80 = 1,818.16 : x
  2. Step 2: Convert to fraction form
    4,415.02/6,622.80 = 1,818.16/x
  3. Step 3: Cross multiply
    4,415.02x = 6,622.80 × 1,818.16
  4. Step 4: Simplify right side
    4,415.02x = 12,041,310.05
  5. Step 5: Solve for x
    x = 12,041,310.05/4,415.02
  6. Step 6: Final answer
    x = 2,727.35

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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.