Home / 4,378.02-6,570.37-3,511.00

Finding the Fourth Proportional to 4,378.02, 6,570.37 and 3,511.00

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Solution

The fourth proportional to 4,378.02, 6,570.37 and 3,511.00 is: 5,269.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.02 : 6,570.37 = 3,511.00 : x
  2. Step 2: Convert to fraction form
    4,378.02/6,570.37 = 3,511.00/x
  3. Step 3: Cross multiply
    4,378.02x = 6,570.37 × 3,511.00
  4. Step 4: Simplify right side
    4,378.02x = 23,068,524.96
  5. Step 5: Solve for x
    x = 23,068,524.96/4,378.02
  6. Step 6: Final answer
    x = 5,269.16

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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.