Home / 7,692.48-10,615.68-4,548.80

Finding the Fourth Proportional to 7,692.48, 10,615.68 and 4,548.80

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Solution

The fourth proportional to 7,692.48, 10,615.68 and 4,548.80 is: 6,277.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,692.48 : 10,615.68 = 4,548.80 : x
  2. Step 2: Convert to fraction form
    7,692.48/10,615.68 = 4,548.80/x
  3. Step 3: Cross multiply
    7,692.48x = 10,615.68 × 4,548.80
  4. Step 4: Simplify right side
    7,692.48x = 48,288,605.18
  5. Step 5: Solve for x
    x = 48,288,605.18/7,692.48
  6. Step 6: Final answer
    x = 6,277.38

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Half scale
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Similar ratio
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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.