Home / 9,650.88-13,318.47-5,459.22

Finding the Fourth Proportional to 9,650.88, 13,318.47 and 5,459.22

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Solution

The fourth proportional to 9,650.88, 13,318.47 and 5,459.22 is: 7,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,650.88 : 13,318.47 = 5,459.22 : x
  2. Step 2: Convert to fraction form
    9,650.88/13,318.47 = 5,459.22/x
  3. Step 3: Cross multiply
    9,650.88x = 13,318.47 × 5,459.22
  4. Step 4: Simplify right side
    9,650.88x = 72,708,457.79
  5. Step 5: Solve for x
    x = 72,708,457.79/9,650.88
  6. Step 6: Final answer
    x = 7,533.87

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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.