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Finding the Fourth Proportional to 5,916.99, 8,881.62 and 4,358.75

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Solution

The fourth proportional to 5,916.99, 8,881.62 and 4,358.75 is: 6,542.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,916.99 : 8,881.62 = 4,358.75 : x
  2. Step 2: Convert to fraction form
    5,916.99/8,881.62 = 4,358.75/x
  3. Step 3: Cross multiply
    5,916.99x = 8,881.62 × 4,358.75
  4. Step 4: Simplify right side
    5,916.99x = 38,712,739.38
  5. Step 5: Solve for x
    x = 38,712,739.38/5,916.99
  6. Step 6: Final answer
    x = 6,542.64

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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.