Home / 7,336.35-10,123.70-4,192.47

Finding the Fourth Proportional to 7,336.35, 10,123.70 and 4,192.47

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Solution

The fourth proportional to 7,336.35, 10,123.70 and 4,192.47 is: 5,785.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.35 : 10,123.70 = 4,192.47 : x
  2. Step 2: Convert to fraction form
    7,336.35/10,123.70 = 4,192.47/x
  3. Step 3: Cross multiply
    7,336.35x = 10,123.70 × 4,192.47
  4. Step 4: Simplify right side
    7,336.35x = 42,443,287.58
  5. Step 5: Solve for x
    x = 42,443,287.58/7,336.35
  6. Step 6: Final answer
    x = 5,785.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.