Home / 11,055.39-16,583.21-4,729.40

Finding the Fourth Proportional to 11,055.39, 16,583.21 and 4,729.40

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Solution

The fourth proportional to 11,055.39, 16,583.21 and 4,729.40 is: 7,094.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,055.39 : 16,583.21 = 4,729.40 : x
  2. Step 2: Convert to fraction form
    11,055.39/16,583.21 = 4,729.40/x
  3. Step 3: Cross multiply
    11,055.39x = 16,583.21 × 4,729.40
  4. Step 4: Simplify right side
    11,055.39x = 78,428,686.71
  5. Step 5: Solve for x
    x = 78,428,686.71/11,055.39
  6. Step 6: Final answer
    x = 7,094.16

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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.