Home / 6,940.31-10,410.47-1,746.18

Finding the Fourth Proportional to 6,940.31, 10,410.47 and 1,746.18

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Solution

The fourth proportional to 6,940.31, 10,410.47 and 1,746.18 is: 2,619.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,940.31 : 10,410.47 = 1,746.18 : x
  2. Step 2: Convert to fraction form
    6,940.31/10,410.47 = 1,746.18/x
  3. Step 3: Cross multiply
    6,940.31x = 10,410.47 × 1,746.18
  4. Step 4: Simplify right side
    6,940.31x = 18,178,545.77
  5. Step 5: Solve for x
    x = 18,178,545.77/6,940.31
  6. Step 6: Final answer
    x = 2,619.27

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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.