Home / 6,913.68-10,370.56-1,719.56

Finding the Fourth Proportional to 6,913.68, 10,370.56 and 1,719.56

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Solution

The fourth proportional to 6,913.68, 10,370.56 and 1,719.56 is: 2,579.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.68 : 10,370.56 = 1,719.56 : x
  2. Step 2: Convert to fraction form
    6,913.68/10,370.56 = 1,719.56/x
  3. Step 3: Cross multiply
    6,913.68x = 10,370.56 × 1,719.56
  4. Step 4: Simplify right side
    6,913.68x = 17,832,800.15
  5. Step 5: Solve for x
    x = 17,832,800.15/6,913.68
  6. Step 6: Final answer
    x = 2,579.35

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.