Home / 7,795.83-10,760.81-6,205.40

Finding the Fourth Proportional to 7,795.83, 10,760.81 and 6,205.40

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Solution

The fourth proportional to 7,795.83, 10,760.81 and 6,205.40 is: 8,565.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,795.83 : 10,760.81 = 6,205.40 : x
  2. Step 2: Convert to fraction form
    7,795.83/10,760.81 = 6,205.40/x
  3. Step 3: Cross multiply
    7,795.83x = 10,760.81 × 6,205.40
  4. Step 4: Simplify right side
    7,795.83x = 66,775,130.37
  5. Step 5: Solve for x
    x = 66,775,130.37/7,795.83
  6. Step 6: Final answer
    x = 8,565.49

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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.