Home / 5,116.64-7,673.58-1,785.11

Finding the Fourth Proportional to 5,116.64, 7,673.58 and 1,785.11

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Solution

The fourth proportional to 5,116.64, 7,673.58 and 1,785.11 is: 2,677.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,116.64 : 7,673.58 = 1,785.11 : x
  2. Step 2: Convert to fraction form
    5,116.64/7,673.58 = 1,785.11/x
  3. Step 3: Cross multiply
    5,116.64x = 7,673.58 × 1,785.11
  4. Step 4: Simplify right side
    5,116.64x = 13,698,146.03
  5. Step 5: Solve for x
    x = 13,698,146.03/5,116.64
  6. Step 6: Final answer
    x = 2,677.18

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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.