Home / 5,701.54-7,870.22-3,345.66

Finding the Fourth Proportional to 5,701.54, 7,870.22 and 3,345.66

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Solution

The fourth proportional to 5,701.54, 7,870.22 and 3,345.66 is: 4,618.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,701.54 : 7,870.22 = 3,345.66 : x
  2. Step 2: Convert to fraction form
    5,701.54/7,870.22 = 3,345.66/x
  3. Step 3: Cross multiply
    5,701.54x = 7,870.22 × 3,345.66
  4. Step 4: Simplify right side
    5,701.54x = 26,331,080.25
  5. Step 5: Solve for x
    x = 26,331,080.25/5,701.54
  6. Step 6: Final answer
    x = 4,618.24

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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.