Home / 7,669.92-10,585.38-4,312.86

Finding the Fourth Proportional to 7,669.92, 10,585.38 and 4,312.86

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Solution

The fourth proportional to 7,669.92, 10,585.38 and 4,312.86 is: 5,952.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,669.92 : 10,585.38 = 4,312.86 : x
  2. Step 2: Convert to fraction form
    7,669.92/10,585.38 = 4,312.86/x
  3. Step 3: Cross multiply
    7,669.92x = 10,585.38 × 4,312.86
  4. Step 4: Simplify right side
    7,669.92x = 45,653,261.99
  5. Step 5: Solve for x
    x = 45,653,261.99/7,669.92
  6. Step 6: Final answer
    x = 5,952.25

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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.