Home / 5,548.14-7,659.72-4,130.10

Finding the Fourth Proportional to 5,548.14, 7,659.72 and 4,130.10

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Solution

The fourth proportional to 5,548.14, 7,659.72 and 4,130.10 is: 5,701.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,548.14 : 7,659.72 = 4,130.10 : x
  2. Step 2: Convert to fraction form
    5,548.14/7,659.72 = 4,130.10/x
  3. Step 3: Cross multiply
    5,548.14x = 7,659.72 × 4,130.10
  4. Step 4: Simplify right side
    5,548.14x = 31,635,409.57
  5. Step 5: Solve for x
    x = 31,635,409.57/5,548.14
  6. Step 6: Final answer
    x = 5,701.98

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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.