Home / 9,349.91-12,902.14-5,370.25

Finding the Fourth Proportional to 9,349.91, 12,902.14 and 5,370.25

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Solution

The fourth proportional to 9,349.91, 12,902.14 and 5,370.25 is: 7,410.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,349.91 : 12,902.14 = 5,370.25 : x
  2. Step 2: Convert to fraction form
    9,349.91/12,902.14 = 5,370.25/x
  3. Step 3: Cross multiply
    9,349.91x = 12,902.14 × 5,370.25
  4. Step 4: Simplify right side
    9,349.91x = 69,287,717.34
  5. Step 5: Solve for x
    x = 69,287,717.34/9,349.91
  6. Step 6: Final answer
    x = 7,410.52

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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.