Home / 3,070.48-4,236.90-1,744.18

Finding the Fourth Proportional to 3,070.48, 4,236.90 and 1,744.18

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Solution

The fourth proportional to 3,070.48, 4,236.90 and 1,744.18 is: 2,406.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,070.48 : 4,236.90 = 1,744.18 : x
  2. Step 2: Convert to fraction form
    3,070.48/4,236.90 = 1,744.18/x
  3. Step 3: Cross multiply
    3,070.48x = 4,236.90 × 1,744.18
  4. Step 4: Simplify right side
    3,070.48x = 7,389,916.24
  5. Step 5: Solve for x
    x = 7,389,916.24/3,070.48
  6. Step 6: Final answer
    x = 2,406.76

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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.