Home / 3,258.84-4,888.18-2,818.76

Finding the Fourth Proportional to 3,258.84, 4,888.18 and 2,818.76

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Solution

The fourth proportional to 3,258.84, 4,888.18 and 2,818.76 is: 4,228.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.84 : 4,888.18 = 2,818.76 : x
  2. Step 2: Convert to fraction form
    3,258.84/4,888.18 = 2,818.76/x
  3. Step 3: Cross multiply
    3,258.84x = 4,888.18 × 2,818.76
  4. Step 4: Simplify right side
    3,258.84x = 13,778,606.26
  5. Step 5: Solve for x
    x = 13,778,606.26/3,258.84
  6. Step 6: Final answer
    x = 4,228.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.