Home / 4,842.54-7,264.80-1,555.56

Finding the Fourth Proportional to 4,842.54, 7,264.80 and 1,555.56

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Solution

The fourth proportional to 4,842.54, 7,264.80 and 1,555.56 is: 2,333.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,842.54 : 7,264.80 = 1,555.56 : x
  2. Step 2: Convert to fraction form
    4,842.54/7,264.80 = 1,555.56/x
  3. Step 3: Cross multiply
    4,842.54x = 7,264.80 × 1,555.56
  4. Step 4: Simplify right side
    4,842.54x = 11,300,832.29
  5. Step 5: Solve for x
    x = 11,300,832.29/4,842.54
  6. Step 6: Final answer
    x = 2,333.66

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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.