Home / 7,712.04-10,647.36-5,940.24

Finding the Fourth Proportional to 7,712.04, 10,647.36 and 5,940.24

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Solution

The fourth proportional to 7,712.04, 10,647.36 and 5,940.24 is: 8,201.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712.04 : 10,647.36 = 5,940.24 : x
  2. Step 2: Convert to fraction form
    7,712.04/10,647.36 = 5,940.24/x
  3. Step 3: Cross multiply
    7,712.04x = 10,647.36 × 5,940.24
  4. Step 4: Simplify right side
    7,712.04x = 63,247,873.77
  5. Step 5: Solve for x
    x = 63,247,873.77/7,712.04
  6. Step 6: Final answer
    x = 8,201.19

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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.