Home / 9,708.45-13,397.02-5,459.66

Finding the Fourth Proportional to 9,708.45, 13,397.02 and 5,459.66

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Solution

The fourth proportional to 9,708.45, 13,397.02 and 5,459.66 is: 7,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,708.45 : 13,397.02 = 5,459.66 : x
  2. Step 2: Convert to fraction form
    9,708.45/13,397.02 = 5,459.66/x
  3. Step 3: Cross multiply
    9,708.45x = 13,397.02 × 5,459.66
  4. Step 4: Simplify right side
    9,708.45x = 73,143,174.21
  5. Step 5: Solve for x
    x = 73,143,174.21/9,708.45
  6. Step 6: Final answer
    x = 7,533.97

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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.