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Finding the Fourth Proportional to 4,594.80, 6,892.20 and 1,673.20

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Solution

The fourth proportional to 4,594.80, 6,892.20 and 1,673.20 is: 2,509.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,594.80 : 6,892.20 = 1,673.20 : x
  2. Step 2: Convert to fraction form
    4,594.80/6,892.20 = 1,673.20/x
  3. Step 3: Cross multiply
    4,594.80x = 6,892.20 × 1,673.20
  4. Step 4: Simplify right side
    4,594.80x = 11,532,029.04
  5. Step 5: Solve for x
    x = 11,532,029.04/4,594.80
  6. Step 6: Final answer
    x = 2,509.80

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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.