Home / 3,152.79-4,347.96-2,442.36

Finding the Fourth Proportional to 3,152.79, 4,347.96 and 2,442.36

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Solution

The fourth proportional to 3,152.79, 4,347.96 and 2,442.36 is: 3,368.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,152.79 : 4,347.96 = 2,442.36 : x
  2. Step 2: Convert to fraction form
    3,152.79/4,347.96 = 2,442.36/x
  3. Step 3: Cross multiply
    3,152.79x = 4,347.96 × 2,442.36
  4. Step 4: Simplify right side
    3,152.79x = 10,619,283.59
  5. Step 5: Solve for x
    x = 10,619,283.59/3,152.79
  6. Step 6: Final answer
    x = 3,368.22

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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.