Home / 6,913.16-10,369.74-1,719.04

Finding the Fourth Proportional to 6,913.16, 10,369.74 and 1,719.04

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Solution

The fourth proportional to 6,913.16, 10,369.74 and 1,719.04 is: 2,578.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,913.16 : 10,369.74 = 1,719.04 : x
  2. Step 2: Convert to fraction form
    6,913.16/10,369.74 = 1,719.04/x
  3. Step 3: Cross multiply
    6,913.16x = 10,369.74 × 1,719.04
  4. Step 4: Simplify right side
    6,913.16x = 17,825,948.02
  5. Step 5: Solve for x
    x = 17,825,948.02/6,913.16
  6. Step 6: Final answer
    x = 2,578.55

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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.