Home / 7,848.12-10,825.61-4,659.25

Finding the Fourth Proportional to 7,848.12, 10,825.61 and 4,659.25

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Solution

The fourth proportional to 7,848.12, 10,825.61 and 4,659.25 is: 6,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,848.12 : 10,825.61 = 4,659.25 : x
  2. Step 2: Convert to fraction form
    7,848.12/10,825.61 = 4,659.25/x
  3. Step 3: Cross multiply
    7,848.12x = 10,825.61 × 4,659.25
  4. Step 4: Simplify right side
    7,848.12x = 50,439,238.81
  5. Step 5: Solve for x
    x = 50,439,238.81/7,848.12
  6. Step 6: Final answer
    x = 6,426.92

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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.