Home / 7,549.30-10,417.94-4,191.98

Finding the Fourth Proportional to 7,549.30, 10,417.94 and 4,191.98

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Solution

The fourth proportional to 7,549.30, 10,417.94 and 4,191.98 is: 5,784.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,549.30 : 10,417.94 = 4,191.98 : x
  2. Step 2: Convert to fraction form
    7,549.30/10,417.94 = 4,191.98/x
  3. Step 3: Cross multiply
    7,549.30x = 10,417.94 × 4,191.98
  4. Step 4: Simplify right side
    7,549.30x = 43,671,796.12
  5. Step 5: Solve for x
    x = 43,671,796.12/7,549.30
  6. Step 6: Final answer
    x = 5,784.88

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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.