Home / 4,988.36-7,485.06-2,393.48

Finding the Fourth Proportional to 4,988.36, 7,485.06 and 2,393.48

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Solution

The fourth proportional to 4,988.36, 7,485.06 and 2,393.48 is: 3,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,988.36 : 7,485.06 = 2,393.48 : x
  2. Step 2: Convert to fraction form
    4,988.36/7,485.06 = 2,393.48/x
  3. Step 3: Cross multiply
    4,988.36x = 7,485.06 × 2,393.48
  4. Step 4: Simplify right side
    4,988.36x = 17,915,341.41
  5. Step 5: Solve for x
    x = 17,915,341.41/4,988.36
  6. Step 6: Final answer
    x = 3,591.43

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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.