Home / 7,908.29-10,913.43-4,765.08

Finding the Fourth Proportional to 7,908.29, 10,913.43 and 4,765.08

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Solution

The fourth proportional to 7,908.29, 10,913.43 and 4,765.08 is: 6,575.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908.29 : 10,913.43 = 4,765.08 : x
  2. Step 2: Convert to fraction form
    7,908.29/10,913.43 = 4,765.08/x
  3. Step 3: Cross multiply
    7,908.29x = 10,913.43 × 4,765.08
  4. Step 4: Simplify right side
    7,908.29x = 52,003,367.02
  5. Step 5: Solve for x
    x = 52,003,367.02/7,908.29
  6. Step 6: Final answer
    x = 6,575.81

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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.