Home / 5,010.39-6,913.08-2,913.30

Finding the Fourth Proportional to 5,010.39, 6,913.08 and 2,913.30

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Solution

The fourth proportional to 5,010.39, 6,913.08 and 2,913.30 is: 4,019.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,010.39 : 6,913.08 = 2,913.30 : x
  2. Step 2: Convert to fraction form
    5,010.39/6,913.08 = 2,913.30/x
  3. Step 3: Cross multiply
    5,010.39x = 6,913.08 × 2,913.30
  4. Step 4: Simplify right side
    5,010.39x = 20,139,875.96
  5. Step 5: Solve for x
    x = 20,139,875.96/5,010.39
  6. Step 6: Final answer
    x = 4,019.62

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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.