Home / 5,477.31-8,210.07-2,842.19

Finding the Fourth Proportional to 5,477.31, 8,210.07 and 2,842.19

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Solution

The fourth proportional to 5,477.31, 8,210.07 and 2,842.19 is: 4,260.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,477.31 : 8,210.07 = 2,842.19 : x
  2. Step 2: Convert to fraction form
    5,477.31/8,210.07 = 2,842.19/x
  3. Step 3: Cross multiply
    5,477.31x = 8,210.07 × 2,842.19
  4. Step 4: Simplify right side
    5,477.31x = 23,334,537.80
  5. Step 5: Solve for x
    x = 23,334,537.80/5,477.31
  6. Step 6: Final answer
    x = 4,260.22

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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.