Home / 4,645.83-6,968.95-1,359.20

Finding the Fourth Proportional to 4,645.83, 6,968.95 and 1,359.20

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Solution

The fourth proportional to 4,645.83, 6,968.95 and 1,359.20 is: 2,038.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,645.83 : 6,968.95 = 1,359.20 : x
  2. Step 2: Convert to fraction form
    4,645.83/6,968.95 = 1,359.20/x
  3. Step 3: Cross multiply
    4,645.83x = 6,968.95 × 1,359.20
  4. Step 4: Simplify right side
    4,645.83x = 9,472,218.51
  5. Step 5: Solve for x
    x = 9,472,218.51/4,645.83
  6. Step 6: Final answer
    x = 2,038.87

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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.