Home / 5,225.06-7,837.59-1,762.31

Finding the Fourth Proportional to 5,225.06, 7,837.59 and 1,762.31

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Solution

The fourth proportional to 5,225.06, 7,837.59 and 1,762.31 is: 2,643.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,225.06 : 7,837.59 = 1,762.31 : x
  2. Step 2: Convert to fraction form
    5,225.06/7,837.59 = 1,762.31/x
  3. Step 3: Cross multiply
    5,225.06x = 7,837.59 × 1,762.31
  4. Step 4: Simplify right side
    5,225.06x = 13,812,289.44
  5. Step 5: Solve for x
    x = 13,812,289.44/5,225.06
  6. Step 6: Final answer
    x = 2,643.47

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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.