Home / 3,258.36-4,898.88-2,613.60

Finding the Fourth Proportional to 3,258.36, 4,898.88 and 2,613.60

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Solution

The fourth proportional to 3,258.36, 4,898.88 and 2,613.60 is: 3,929.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,258.36 : 4,898.88 = 2,613.60 : x
  2. Step 2: Convert to fraction form
    3,258.36/4,898.88 = 2,613.60/x
  3. Step 3: Cross multiply
    3,258.36x = 4,898.88 × 2,613.60
  4. Step 4: Simplify right side
    3,258.36x = 12,803,712.77
  5. Step 5: Solve for x
    x = 12,803,712.77/3,258.36
  6. Step 6: Final answer
    x = 3,929.50

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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.