Home / 6,285.12-8,692.26-5,497.80

Finding the Fourth Proportional to 6,285.12, 8,692.26 and 5,497.80

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Solution

The fourth proportional to 6,285.12, 8,692.26 and 5,497.80 is: 7,603.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,285.12 : 8,692.26 = 5,497.80 : x
  2. Step 2: Convert to fraction form
    6,285.12/8,692.26 = 5,497.80/x
  3. Step 3: Cross multiply
    6,285.12x = 8,692.26 × 5,497.80
  4. Step 4: Simplify right side
    6,285.12x = 47,788,307.03
  5. Step 5: Solve for x
    x = 47,788,307.03/6,285.12
  6. Step 6: Final answer
    x = 7,603.40

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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.