Home / 5,009.08-6,912.68-2,913.36

Finding the Fourth Proportional to 5,009.08, 6,912.68 and 2,913.36

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Solution

The fourth proportional to 5,009.08, 6,912.68 and 2,913.36 is: 4,020.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,009.08 : 6,912.68 = 2,913.36 : x
  2. Step 2: Convert to fraction form
    5,009.08/6,912.68 = 2,913.36/x
  3. Step 3: Cross multiply
    5,009.08x = 6,912.68 × 2,913.36
  4. Step 4: Simplify right side
    5,009.08x = 20,139,125.40
  5. Step 5: Solve for x
    x = 20,139,125.40/5,009.08
  6. Step 6: Final answer
    x = 4,020.52

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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.