Home / 7,848.02-10,830.48-4,311.33

Finding the Fourth Proportional to 7,848.02, 10,830.48 and 4,311.33

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Solution

The fourth proportional to 7,848.02, 10,830.48 and 4,311.33 is: 5,949.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.02 : 10,830.48 = 4,311.33 : x
  2. Step 2: Convert to fraction form
    7,848.02/10,830.48 = 4,311.33/x
  3. Step 3: Cross multiply
    7,848.02x = 10,830.48 × 4,311.33
  4. Step 4: Simplify right side
    7,848.02x = 46,693,716.56
  5. Step 5: Solve for x
    x = 46,693,716.56/7,848.02
  6. Step 6: Final answer
    x = 5,949.74

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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.