Home / 2,591.02-3,576.16-1,706.90

Finding the Fourth Proportional to 2,591.02, 3,576.16 and 1,706.90

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Solution

The fourth proportional to 2,591.02, 3,576.16 and 1,706.90 is: 2,355.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.02 : 3,576.16 = 1,706.90 : x
  2. Step 2: Convert to fraction form
    2,591.02/3,576.16 = 1,706.90/x
  3. Step 3: Cross multiply
    2,591.02x = 3,576.16 × 1,706.90
  4. Step 4: Simplify right side
    2,591.02x = 6,104,147.50
  5. Step 5: Solve for x
    x = 6,104,147.50/2,591.02
  6. Step 6: Final answer
    x = 2,355.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.