Home / 5,656.59-8,490.09-2,885.25

Finding the Fourth Proportional to 5,656.59, 8,490.09 and 2,885.25

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Solution

The fourth proportional to 5,656.59, 8,490.09 and 2,885.25 is: 4,330.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,656.59 : 8,490.09 = 2,885.25 : x
  2. Step 2: Convert to fraction form
    5,656.59/8,490.09 = 2,885.25/x
  3. Step 3: Cross multiply
    5,656.59x = 8,490.09 × 2,885.25
  4. Step 4: Simplify right side
    5,656.59x = 24,496,032.17
  5. Step 5: Solve for x
    x = 24,496,032.17/5,656.59
  6. Step 6: Final answer
    x = 4,330.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.