Home / 3,762.29-5,643.80-1,570.61

Finding the Fourth Proportional to 3,762.29, 5,643.80 and 1,570.61

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Solution

The fourth proportional to 3,762.29, 5,643.80 and 1,570.61 is: 2,356.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,762.29 : 5,643.80 = 1,570.61 : x
  2. Step 2: Convert to fraction form
    3,762.29/5,643.80 = 1,570.61/x
  3. Step 3: Cross multiply
    3,762.29x = 5,643.80 × 1,570.61
  4. Step 4: Simplify right side
    3,762.29x = 8,864,208.72
  5. Step 5: Solve for x
    x = 8,864,208.72/3,762.29
  6. Step 6: Final answer
    x = 2,356.07

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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.