Home / 3,518.10-4,854.87-1,946.16

Finding the Fourth Proportional to 3,518.10, 4,854.87 and 1,946.16

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Solution

The fourth proportional to 3,518.10, 4,854.87 and 1,946.16 is: 2,685.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,518.10 : 4,854.87 = 1,946.16 : x
  2. Step 2: Convert to fraction form
    3,518.10/4,854.87 = 1,946.16/x
  3. Step 3: Cross multiply
    3,518.10x = 4,854.87 × 1,946.16
  4. Step 4: Simplify right side
    3,518.10x = 9,448,353.80
  5. Step 5: Solve for x
    x = 9,448,353.80/3,518.10
  6. Step 6: Final answer
    x = 2,685.64

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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.