Home / 5,443.07-8,127.63-5,295.44

Finding the Fourth Proportional to 5,443.07, 8,127.63 and 5,295.44

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Solution

The fourth proportional to 5,443.07, 8,127.63 and 5,295.44 is: 7,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,443.07 : 8,127.63 = 5,295.44 : x
  2. Step 2: Convert to fraction form
    5,443.07/8,127.63 = 5,295.44/x
  3. Step 3: Cross multiply
    5,443.07x = 8,127.63 × 5,295.44
  4. Step 4: Simplify right side
    5,443.07x = 43,039,397.33
  5. Step 5: Solve for x
    x = 43,039,397.33/5,443.07
  6. Step 6: Final answer
    x = 7,907.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.