Home / 2,599.22-3,586.92-1,420.29

Finding the Fourth Proportional to 2,599.22, 3,586.92 and 1,420.29

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Solution

The fourth proportional to 2,599.22, 3,586.92 and 1,420.29 is: 1,960.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,599.22 : 3,586.92 = 1,420.29 : x
  2. Step 2: Convert to fraction form
    2,599.22/3,586.92 = 1,420.29/x
  3. Step 3: Cross multiply
    2,599.22x = 3,586.92 × 1,420.29
  4. Step 4: Simplify right side
    2,599.22x = 5,094,466.61
  5. Step 5: Solve for x
    x = 5,094,466.61/2,599.22
  6. Step 6: Final answer
    x = 1,960.00

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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.