Home / 6,228.47-8,586.18-4,899.87

Finding the Fourth Proportional to 6,228.47, 8,586.18 and 4,899.87

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Solution

The fourth proportional to 6,228.47, 8,586.18 and 4,899.87 is: 6,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,228.47 : 8,586.18 = 4,899.87 : x
  2. Step 2: Convert to fraction form
    6,228.47/8,586.18 = 4,899.87/x
  3. Step 3: Cross multiply
    6,228.47x = 8,586.18 × 4,899.87
  4. Step 4: Simplify right side
    6,228.47x = 42,071,165.80
  5. Step 5: Solve for x
    x = 42,071,165.80/6,228.47
  6. Step 6: Final answer
    x = 6,754.66

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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.