Home / 7,475.22-11,193.93-4,838.40

Finding the Fourth Proportional to 7,475.22, 11,193.93 and 4,838.40

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Solution

The fourth proportional to 7,475.22, 11,193.93 and 4,838.40 is: 7,245.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.22 : 11,193.93 = 4,838.40 : x
  2. Step 2: Convert to fraction form
    7,475.22/11,193.93 = 4,838.40/x
  3. Step 3: Cross multiply
    7,475.22x = 11,193.93 × 4,838.40
  4. Step 4: Simplify right side
    7,475.22x = 54,160,710.91
  5. Step 5: Solve for x
    x = 54,160,710.91/7,475.22
  6. Step 6: Final answer
    x = 7,245.37

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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.