Home / 3,518.52-4,855.70-1,925.28

Finding the Fourth Proportional to 3,518.52, 4,855.70 and 1,925.28

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Solution

The fourth proportional to 3,518.52, 4,855.70 and 1,925.28 is: 2,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.52 : 4,855.70 = 1,925.28 : x
  2. Step 2: Convert to fraction form
    3,518.52/4,855.70 = 1,925.28/x
  3. Step 3: Cross multiply
    3,518.52x = 4,855.70 × 1,925.28
  4. Step 4: Simplify right side
    3,518.52x = 9,348,582.10
  5. Step 5: Solve for x
    x = 9,348,582.10/3,518.52
  6. Step 6: Final answer
    x = 2,656.96

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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.