Home / 4,842.90-7,264.62-1,556.10

Finding the Fourth Proportional to 4,842.90, 7,264.62 and 1,556.10

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Solution

The fourth proportional to 4,842.90, 7,264.62 and 1,556.10 is: 2,334.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.90 : 7,264.62 = 1,556.10 : x
  2. Step 2: Convert to fraction form
    4,842.90/7,264.62 = 1,556.10/x
  3. Step 3: Cross multiply
    4,842.90x = 7,264.62 × 1,556.10
  4. Step 4: Simplify right side
    4,842.90x = 11,304,475.18
  5. Step 5: Solve for x
    x = 11,304,475.18/4,842.90
  6. Step 6: Final answer
    x = 2,334.24

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1.5x scale

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.