Home / 6,975.92-9,623.81-5,909.15

Finding the Fourth Proportional to 6,975.92, 9,623.81 and 5,909.15

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Solution

The fourth proportional to 6,975.92, 9,623.81 and 5,909.15 is: 8,152.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.92 : 9,623.81 = 5,909.15 : x
  2. Step 2: Convert to fraction form
    6,975.92/9,623.81 = 5,909.15/x
  3. Step 3: Cross multiply
    6,975.92x = 9,623.81 × 5,909.15
  4. Step 4: Simplify right side
    6,975.92x = 56,868,507.32
  5. Step 5: Solve for x
    x = 56,868,507.32/6,975.92
  6. Step 6: Final answer
    x = 8,152.12

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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.