Home / 6,941.07-9,579.60-3,916.81

Finding the Fourth Proportional to 6,941.07, 9,579.60 and 3,916.81

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Solution

The fourth proportional to 6,941.07, 9,579.60 and 3,916.81 is: 5,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,941.07 : 9,579.60 = 3,916.81 : x
  2. Step 2: Convert to fraction form
    6,941.07/9,579.60 = 3,916.81/x
  3. Step 3: Cross multiply
    6,941.07x = 9,579.60 × 3,916.81
  4. Step 4: Simplify right side
    6,941.07x = 37,521,473.08
  5. Step 5: Solve for x
    x = 37,521,473.08/6,941.07
  6. Step 6: Final answer
    x = 5,405.72

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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.