Home / 7,336.14-10,123.67-4,192.32

Finding the Fourth Proportional to 7,336.14, 10,123.67 and 4,192.32

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Solution

The fourth proportional to 7,336.14, 10,123.67 and 4,192.32 is: 5,785.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,336.14 : 10,123.67 = 4,192.32 : x
  2. Step 2: Convert to fraction form
    7,336.14/10,123.67 = 4,192.32/x
  3. Step 3: Cross multiply
    7,336.14x = 10,123.67 × 4,192.32
  4. Step 4: Simplify right side
    7,336.14x = 42,441,643.25
  5. Step 5: Solve for x
    x = 42,441,643.25/7,336.14
  6. Step 6: Final answer
    x = 5,785.28

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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.