Home / 11,328.51-16,995.82-4,752.93

Finding the Fourth Proportional to 11,328.51, 16,995.82 and 4,752.93

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Solution

The fourth proportional to 11,328.51, 16,995.82 and 4,752.93 is: 7,130.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,328.51 : 16,995.82 = 4,752.93 : x
  2. Step 2: Convert to fraction form
    11,328.51/16,995.82 = 4,752.93/x
  3. Step 3: Cross multiply
    11,328.51x = 16,995.82 × 4,752.93
  4. Step 4: Simplify right side
    11,328.51x = 80,779,930.87
  5. Step 5: Solve for x
    x = 80,779,930.87/11,328.51
  6. Step 6: Final answer
    x = 7,130.68

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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.