Home / 5,926.02-8,175.40-4,158.78

Finding the Fourth Proportional to 5,926.02, 8,175.40 and 4,158.78

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Solution

The fourth proportional to 5,926.02, 8,175.40 and 4,158.78 is: 5,737.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,926.02 : 8,175.40 = 4,158.78 : x
  2. Step 2: Convert to fraction form
    5,926.02/8,175.40 = 4,158.78/x
  3. Step 3: Cross multiply
    5,926.02x = 8,175.40 × 4,158.78
  4. Step 4: Simplify right side
    5,926.02x = 33,999,690.01
  5. Step 5: Solve for x
    x = 33,999,690.01/5,926.02
  6. Step 6: Final answer
    x = 5,737.36

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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.