Home / 7,269.35-10,896.01-4,142.45

Finding the Fourth Proportional to 7,269.35, 10,896.01 and 4,142.45

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Solution

The fourth proportional to 7,269.35, 10,896.01 and 4,142.45 is: 6,209.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,269.35 : 10,896.01 = 4,142.45 : x
  2. Step 2: Convert to fraction form
    7,269.35/10,896.01 = 4,142.45/x
  3. Step 3: Cross multiply
    7,269.35x = 10,896.01 × 4,142.45
  4. Step 4: Simplify right side
    7,269.35x = 45,136,193.51
  5. Step 5: Solve for x
    x = 45,136,193.51/7,269.35
  6. Step 6: Final answer
    x = 6,209.11

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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.