Home / 4,030.91-6,046.56-1,689.60

Finding the Fourth Proportional to 4,030.91, 6,046.56 and 1,689.60

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Solution

The fourth proportional to 4,030.91, 6,046.56 and 1,689.60 is: 2,534.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,030.91 : 6,046.56 = 1,689.60 : x
  2. Step 2: Convert to fraction form
    4,030.91/6,046.56 = 1,689.60/x
  3. Step 3: Cross multiply
    4,030.91x = 6,046.56 × 1,689.60
  4. Step 4: Simplify right side
    4,030.91x = 10,216,267.78
  5. Step 5: Solve for x
    x = 10,216,267.78/4,030.91
  6. Step 6: Final answer
    x = 2,534.48

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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.