Home / 3,409.47-4,701.10-2,347.80

Finding the Fourth Proportional to 3,409.47, 4,701.10 and 2,347.80

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Solution

The fourth proportional to 3,409.47, 4,701.10 and 2,347.80 is: 3,237.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.47 : 4,701.10 = 2,347.80 : x
  2. Step 2: Convert to fraction form
    3,409.47/4,701.10 = 2,347.80/x
  3. Step 3: Cross multiply
    3,409.47x = 4,701.10 × 2,347.80
  4. Step 4: Simplify right side
    3,409.47x = 11,037,242.58
  5. Step 5: Solve for x
    x = 11,037,242.58/3,409.47
  6. Step 6: Final answer
    x = 3,237.23

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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.