Home / 3,518.02-4,854.36-1,946.08

Finding the Fourth Proportional to 3,518.02, 4,854.36 and 1,946.08

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Solution

The fourth proportional to 3,518.02, 4,854.36 and 1,946.08 is: 2,685.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.02 : 4,854.36 = 1,946.08 : x
  2. Step 2: Convert to fraction form
    3,518.02/4,854.36 = 1,946.08/x
  3. Step 3: Cross multiply
    3,518.02x = 4,854.36 × 1,946.08
  4. Step 4: Simplify right side
    3,518.02x = 9,446,972.91
  5. Step 5: Solve for x
    x = 9,446,972.91/3,518.02
  6. Step 6: Final answer
    x = 2,685.31

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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.