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Finding the Fourth Proportional to 4,563.99, 6,300.72 and 2,888.10

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Solution

The fourth proportional to 4,563.99, 6,300.72 and 2,888.10 is: 3,987.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,563.99 : 6,300.72 = 2,888.10 : x
  2. Step 2: Convert to fraction form
    4,563.99/6,300.72 = 2,888.10/x
  3. Step 3: Cross multiply
    4,563.99x = 6,300.72 × 2,888.10
  4. Step 4: Simplify right side
    4,563.99x = 18,197,109.43
  5. Step 5: Solve for x
    x = 18,197,109.43/4,563.99
  6. Step 6: Final answer
    x = 3,987.11

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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.