Home / 9,148.24-13,715.70-2,906.20

Finding the Fourth Proportional to 9,148.24, 13,715.70 and 2,906.20

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Solution

The fourth proportional to 9,148.24, 13,715.70 and 2,906.20 is: 4,357.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,148.24 : 13,715.70 = 2,906.20 : x
  2. Step 2: Convert to fraction form
    9,148.24/13,715.70 = 2,906.20/x
  3. Step 3: Cross multiply
    9,148.24x = 13,715.70 × 2,906.20
  4. Step 4: Simplify right side
    9,148.24x = 39,860,567.34
  5. Step 5: Solve for x
    x = 39,860,567.34/9,148.24
  6. Step 6: Final answer
    x = 4,357.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.