Home / 7,307.20-10,948.20-3,403.60

Finding the Fourth Proportional to 7,307.20, 10,948.20 and 3,403.60

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Solution

The fourth proportional to 7,307.20, 10,948.20 and 3,403.60 is: 5,099.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,307.20 : 10,948.20 = 3,403.60 : x
  2. Step 2: Convert to fraction form
    7,307.20/10,948.20 = 3,403.60/x
  3. Step 3: Cross multiply
    7,307.20x = 10,948.20 × 3,403.60
  4. Step 4: Simplify right side
    7,307.20x = 37,263,293.52
  5. Step 5: Solve for x
    x = 37,263,293.52/7,307.20
  6. Step 6: Final answer
    x = 5,099.53

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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.