Home / 8,840.99-12,200.28-4,862.09

Finding the Fourth Proportional to 8,840.99, 12,200.28 and 4,862.09

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Solution

The fourth proportional to 8,840.99, 12,200.28 and 4,862.09 is: 6,709.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,840.99 : 12,200.28 = 4,862.09 : x
  2. Step 2: Convert to fraction form
    8,840.99/12,200.28 = 4,862.09/x
  3. Step 3: Cross multiply
    8,840.99x = 12,200.28 × 4,862.09
  4. Step 4: Simplify right side
    8,840.99x = 59,318,798.38
  5. Step 5: Solve for x
    x = 59,318,798.38/8,840.99
  6. Step 6: Final answer
    x = 6,709.52

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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.