Home / 7,346.36-10,137.89-4,160.28

Finding the Fourth Proportional to 7,346.36, 10,137.89 and 4,160.28

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Solution

The fourth proportional to 7,346.36, 10,137.89 and 4,160.28 is: 5,741.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,346.36 : 10,137.89 = 4,160.28 : x
  2. Step 2: Convert to fraction form
    7,346.36/10,137.89 = 4,160.28/x
  3. Step 3: Cross multiply
    7,346.36x = 10,137.89 × 4,160.28
  4. Step 4: Simplify right side
    7,346.36x = 42,176,440.21
  5. Step 5: Solve for x
    x = 42,176,440.21/7,346.36
  6. Step 6: Final answer
    x = 5,741.14

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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.