Home / 4,258.84-5,875.56-3,142.46

Finding the Fourth Proportional to 4,258.84, 5,875.56 and 3,142.46

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Solution

The fourth proportional to 4,258.84, 5,875.56 and 3,142.46 is: 4,335.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,258.84 : 5,875.56 = 3,142.46 : x
  2. Step 2: Convert to fraction form
    4,258.84/5,875.56 = 3,142.46/x
  3. Step 3: Cross multiply
    4,258.84x = 5,875.56 × 3,142.46
  4. Step 4: Simplify right side
    4,258.84x = 18,463,712.28
  5. Step 5: Solve for x
    x = 18,463,712.28/4,258.84
  6. Step 6: Final answer
    x = 4,335.39

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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.