Home / 4,880.02-6,734.38-2,784.10

Finding the Fourth Proportional to 4,880.02, 6,734.38 and 2,784.10

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Solution

The fourth proportional to 4,880.02, 6,734.38 and 2,784.10 is: 3,842.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,880.02 : 6,734.38 = 2,784.10 : x
  2. Step 2: Convert to fraction form
    4,880.02/6,734.38 = 2,784.10/x
  3. Step 3: Cross multiply
    4,880.02x = 6,734.38 × 2,784.10
  4. Step 4: Simplify right side
    4,880.02x = 18,749,187.36
  5. Step 5: Solve for x
    x = 18,749,187.36/4,880.02
  6. Step 6: Final answer
    x = 3,842.03

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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.