Home / 7,391.30-10,199.58-4,204.16

Finding the Fourth Proportional to 7,391.30, 10,199.58 and 4,204.16

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Solution

The fourth proportional to 7,391.30, 10,199.58 and 4,204.16 is: 5,801.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,391.30 : 10,199.58 = 4,204.16 : x
  2. Step 2: Convert to fraction form
    7,391.30/10,199.58 = 4,204.16/x
  3. Step 3: Cross multiply
    7,391.30x = 10,199.58 × 4,204.16
  4. Step 4: Simplify right side
    7,391.30x = 42,880,666.25
  5. Step 5: Solve for x
    x = 42,880,666.25/7,391.30
  6. Step 6: Final answer
    x = 5,801.51

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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.