Home / 7,902.08-10,904.56-4,757.60

Finding the Fourth Proportional to 7,902.08, 10,904.56 and 4,757.60

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Solution

The fourth proportional to 7,902.08, 10,904.56 and 4,757.60 is: 6,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,902.08 : 10,904.56 = 4,757.60 : x
  2. Step 2: Convert to fraction form
    7,902.08/10,904.56 = 4,757.60/x
  3. Step 3: Cross multiply
    7,902.08x = 10,904.56 × 4,757.60
  4. Step 4: Simplify right side
    7,902.08x = 51,879,534.66
  5. Step 5: Solve for x
    x = 51,879,534.66/7,902.08
  6. Step 6: Final answer
    x = 6,565.30

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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.