Home / 11,325.36-16,980.29-5,767.95

Finding the Fourth Proportional to 11,325.36, 16,980.29 and 5,767.95

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Solution

The fourth proportional to 11,325.36, 16,980.29 and 5,767.95 is: 8,647.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,325.36 : 16,980.29 = 5,767.95 : x
  2. Step 2: Convert to fraction form
    11,325.36/16,980.29 = 5,767.95/x
  3. Step 3: Cross multiply
    11,325.36x = 16,980.29 × 5,767.95
  4. Step 4: Simplify right side
    11,325.36x = 97,941,463.71
  5. Step 5: Solve for x
    x = 97,941,463.71/11,325.36
  6. Step 6: Final answer
    x = 8,647.98

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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.