Home / 7,436.81-10,262.80-4,124.81

Finding the Fourth Proportional to 7,436.81, 10,262.80 and 4,124.81

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Solution

The fourth proportional to 7,436.81, 10,262.80 and 4,124.81 is: 5,692.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.81 : 10,262.80 = 4,124.81 : x
  2. Step 2: Convert to fraction form
    7,436.81/10,262.80 = 4,124.81/x
  3. Step 3: Cross multiply
    7,436.81x = 10,262.80 × 4,124.81
  4. Step 4: Simplify right side
    7,436.81x = 42,332,130.88
  5. Step 5: Solve for x
    x = 42,332,130.88/7,436.81
  6. Step 6: Final answer
    x = 5,692.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.