Home / 6,143.01-8,477.60-3,490.66

Finding the Fourth Proportional to 6,143.01, 8,477.60 and 3,490.66

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Solution

The fourth proportional to 6,143.01, 8,477.60 and 3,490.66 is: 4,817.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,143.01 : 8,477.60 = 3,490.66 : x
  2. Step 2: Convert to fraction form
    6,143.01/8,477.60 = 3,490.66/x
  3. Step 3: Cross multiply
    6,143.01x = 8,477.60 × 3,490.66
  4. Step 4: Simplify right side
    6,143.01x = 29,592,412.36
  5. Step 5: Solve for x
    x = 29,592,412.36/6,143.01
  6. Step 6: Final answer
    x = 4,817.25

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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.