Home / 5,422.54-7,483.77-3,184.63

Finding the Fourth Proportional to 5,422.54, 7,483.77 and 3,184.63

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Solution

The fourth proportional to 5,422.54, 7,483.77 and 3,184.63 is: 4,395.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,422.54 : 7,483.77 = 3,184.63 : x
  2. Step 2: Convert to fraction form
    5,422.54/7,483.77 = 3,184.63/x
  3. Step 3: Cross multiply
    5,422.54x = 7,483.77 × 3,184.63
  4. Step 4: Simplify right side
    5,422.54x = 23,833,038.46
  5. Step 5: Solve for x
    x = 23,833,038.46/5,422.54
  6. Step 6: Final answer
    x = 4,395.18

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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.