Home / 4,948.60-7,423.40-1,829.44

Finding the Fourth Proportional to 4,948.60, 7,423.40 and 1,829.44

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Solution

The fourth proportional to 4,948.60, 7,423.40 and 1,829.44 is: 2,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,948.60 : 7,423.40 = 1,829.44 : x
  2. Step 2: Convert to fraction form
    4,948.60/7,423.40 = 1,829.44/x
  3. Step 3: Cross multiply
    4,948.60x = 7,423.40 × 1,829.44
  4. Step 4: Simplify right side
    4,948.60x = 13,580,664.90
  5. Step 5: Solve for x
    x = 13,580,664.90/4,948.60
  6. Step 6: Final answer
    x = 2,744.34

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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.