Home / 4,839.91-7,259.87-1,762.15

Finding the Fourth Proportional to 4,839.91, 7,259.87 and 1,762.15

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Solution

The fourth proportional to 4,839.91, 7,259.87 and 1,762.15 is: 2,643.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,839.91 : 7,259.87 = 1,762.15 : x
  2. Step 2: Convert to fraction form
    4,839.91/7,259.87 = 1,762.15/x
  3. Step 3: Cross multiply
    4,839.91x = 7,259.87 × 1,762.15
  4. Step 4: Simplify right side
    4,839.91x = 12,792,971.11
  5. Step 5: Solve for x
    x = 12,792,971.11/4,839.91
  6. Step 6: Final answer
    x = 2,643.23

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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.