Home / 4,802.30-6,625.50-2,812.40

Finding the Fourth Proportional to 4,802.30, 6,625.50 and 2,812.40

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Solution

The fourth proportional to 4,802.30, 6,625.50 and 2,812.40 is: 3,880.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,802.30 : 6,625.50 = 2,812.40 : x
  2. Step 2: Convert to fraction form
    4,802.30/6,625.50 = 2,812.40/x
  3. Step 3: Cross multiply
    4,802.30x = 6,625.50 × 2,812.40
  4. Step 4: Simplify right side
    4,802.30x = 18,633,556.20
  5. Step 5: Solve for x
    x = 18,633,556.20/4,802.30
  6. Step 6: Final answer
    x = 3,880.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.