Home / 4,188.40-6,282.60-2,548.16

Finding the Fourth Proportional to 4,188.40, 6,282.60 and 2,548.16

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Solution

The fourth proportional to 4,188.40, 6,282.60 and 2,548.16 is: 3,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,188.40 : 6,282.60 = 2,548.16 : x
  2. Step 2: Convert to fraction form
    4,188.40/6,282.60 = 2,548.16/x
  3. Step 3: Cross multiply
    4,188.40x = 6,282.60 × 2,548.16
  4. Step 4: Simplify right side
    4,188.40x = 16,009,070.02
  5. Step 5: Solve for x
    x = 16,009,070.02/4,188.40
  6. Step 6: Final answer
    x = 3,822.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.