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Finding the Fourth Proportional to 7,308.36, 10,946.70 and 4,535.70

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Solution

The fourth proportional to 7,308.36, 10,946.70 and 4,535.70 is: 6,793.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,308.36 : 10,946.70 = 4,535.70 : x
  2. Step 2: Convert to fraction form
    7,308.36/10,946.70 = 4,535.70/x
  3. Step 3: Cross multiply
    7,308.36x = 10,946.70 × 4,535.70
  4. Step 4: Simplify right side
    7,308.36x = 49,650,947.19
  5. Step 5: Solve for x
    x = 49,650,947.19/7,308.36
  6. Step 6: Final answer
    x = 6,793.72

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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.