Home / 5,240.48-7,860.06-1,492.34

Finding the Fourth Proportional to 5,240.48, 7,860.06 and 1,492.34

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Solution

The fourth proportional to 5,240.48, 7,860.06 and 1,492.34 is: 2,238.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,240.48 : 7,860.06 = 1,492.34 : x
  2. Step 2: Convert to fraction form
    5,240.48/7,860.06 = 1,492.34/x
  3. Step 3: Cross multiply
    5,240.48x = 7,860.06 × 1,492.34
  4. Step 4: Simplify right side
    5,240.48x = 11,729,842.64
  5. Step 5: Solve for x
    x = 11,729,842.64/5,240.48
  6. Step 6: Final answer
    x = 2,238.32

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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.