Home / 9,455.95-13,049.53-5,207.46

Finding the Fourth Proportional to 9,455.95, 13,049.53 and 5,207.46

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Solution

The fourth proportional to 9,455.95, 13,049.53 and 5,207.46 is: 7,186.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,455.95 : 13,049.53 = 5,207.46 : x
  2. Step 2: Convert to fraction form
    9,455.95/13,049.53 = 5,207.46/x
  3. Step 3: Cross multiply
    9,455.95x = 13,049.53 × 5,207.46
  4. Step 4: Simplify right side
    9,455.95x = 67,954,905.49
  5. Step 5: Solve for x
    x = 67,954,905.49/9,455.95
  6. Step 6: Final answer
    x = 7,186.47

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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.