Home / 5,089.50-7,023.51-4,797.90

Finding the Fourth Proportional to 5,089.50, 7,023.51 and 4,797.90

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Solution

The fourth proportional to 5,089.50, 7,023.51 and 4,797.90 is: 6,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,089.50 : 7,023.51 = 4,797.90 : x
  2. Step 2: Convert to fraction form
    5,089.50/7,023.51 = 4,797.90/x
  3. Step 3: Cross multiply
    5,089.50x = 7,023.51 × 4,797.90
  4. Step 4: Simplify right side
    5,089.50x = 33,698,098.63
  5. Step 5: Solve for x
    x = 33,698,098.63/5,089.50
  6. Step 6: Final answer
    x = 6,621.10

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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.