Home / 9,527.05-13,147.23-5,335.30

Finding the Fourth Proportional to 9,527.05, 13,147.23 and 5,335.30

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Solution

The fourth proportional to 9,527.05, 13,147.23 and 5,335.30 is: 7,362.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,527.05 : 13,147.23 = 5,335.30 : x
  2. Step 2: Convert to fraction form
    9,527.05/13,147.23 = 5,335.30/x
  3. Step 3: Cross multiply
    9,527.05x = 13,147.23 × 5,335.30
  4. Step 4: Simplify right side
    9,527.05x = 70,144,416.22
  5. Step 5: Solve for x
    x = 70,144,416.22/9,527.05
  6. Step 6: Final answer
    x = 7,362.66

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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.