Home / 9,365.21-12,926.13-6,179.07

Finding the Fourth Proportional to 9,365.21, 12,926.13 and 6,179.07

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Solution

The fourth proportional to 9,365.21, 12,926.13 and 6,179.07 is: 8,528.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,365.21 : 12,926.13 = 6,179.07 : x
  2. Step 2: Convert to fraction form
    9,365.21/12,926.13 = 6,179.07/x
  3. Step 3: Cross multiply
    9,365.21x = 12,926.13 × 6,179.07
  4. Step 4: Simplify right side
    9,365.21x = 79,871,462.10
  5. Step 5: Solve for x
    x = 79,871,462.10/9,365.21
  6. Step 6: Final answer
    x = 8,528.53

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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.