Home / 11,265.78-16,898.81-4,692.23

Finding the Fourth Proportional to 11,265.78, 16,898.81 and 4,692.23

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Solution

The fourth proportional to 11,265.78, 16,898.81 and 4,692.23 is: 7,038.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,265.78 : 16,898.81 = 4,692.23 : x
  2. Step 2: Convert to fraction form
    11,265.78/16,898.81 = 4,692.23/x
  3. Step 3: Cross multiply
    11,265.78x = 16,898.81 × 4,692.23
  4. Step 4: Simplify right side
    11,265.78x = 79,292,995.29
  5. Step 5: Solve for x
    x = 79,292,995.29/11,265.78
  6. Step 6: Final answer
    x = 7,038.39

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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.