Home / 9,370.05-12,904.34-9,165.93

Finding the Fourth Proportional to 9,370.05, 12,904.34 and 9,165.93

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Solution

The fourth proportional to 9,370.05, 12,904.34 and 9,165.93 is: 12,623.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,370.05 : 12,904.34 = 9,165.93 : x
  2. Step 2: Convert to fraction form
    9,370.05/12,904.34 = 9,165.93/x
  3. Step 3: Cross multiply
    9,370.05x = 12,904.34 × 9,165.93
  4. Step 4: Simplify right side
    9,370.05x = 118,280,231.31
  5. Step 5: Solve for x
    x = 118,280,231.31/9,370.05
  6. Step 6: Final answer
    x = 12,623.22

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Double scale
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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.