Home / 6,411.21-9,616.02-1,731.60

Finding the Fourth Proportional to 6,411.21, 9,616.02 and 1,731.60

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Solution

The fourth proportional to 6,411.21, 9,616.02 and 1,731.60 is: 2,597.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,411.21 : 9,616.02 = 1,731.60 : x
  2. Step 2: Convert to fraction form
    6,411.21/9,616.02 = 1,731.60/x
  3. Step 3: Cross multiply
    6,411.21x = 9,616.02 × 1,731.60
  4. Step 4: Simplify right side
    6,411.21x = 16,651,100.23
  5. Step 5: Solve for x
    x = 16,651,100.23/6,411.21
  6. Step 6: Final answer
    x = 2,597.19

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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.