Home / 4,848.06-6,688.80-2,960.40

Finding the Fourth Proportional to 4,848.06, 6,688.80 and 2,960.40

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Solution

The fourth proportional to 4,848.06, 6,688.80 and 2,960.40 is: 4,084.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,848.06 : 6,688.80 = 2,960.40 : x
  2. Step 2: Convert to fraction form
    4,848.06/6,688.80 = 2,960.40/x
  3. Step 3: Cross multiply
    4,848.06x = 6,688.80 × 2,960.40
  4. Step 4: Simplify right side
    4,848.06x = 19,801,523.52
  5. Step 5: Solve for x
    x = 19,801,523.52/4,848.06
  6. Step 6: Final answer
    x = 4,084.42

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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.