Home / 11,423.13-17,137.21-4,854.93

Finding the Fourth Proportional to 11,423.13, 17,137.21 and 4,854.93

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Solution

The fourth proportional to 11,423.13, 17,137.21 and 4,854.93 is: 7,283.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,423.13 : 17,137.21 = 4,854.93 : x
  2. Step 2: Convert to fraction form
    11,423.13/17,137.21 = 4,854.93/x
  3. Step 3: Cross multiply
    11,423.13x = 17,137.21 × 4,854.93
  4. Step 4: Simplify right side
    11,423.13x = 83,199,954.95
  5. Step 5: Solve for x
    x = 83,199,954.95/11,423.13
  6. Step 6: Final answer
    x = 7,283.46

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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.