Home / 5,651.36-8,477.76-2,877.08

Finding the Fourth Proportional to 5,651.36, 8,477.76 and 2,877.08

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Solution

The fourth proportional to 5,651.36, 8,477.76 and 2,877.08 is: 4,315.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,651.36 : 8,477.76 = 2,877.08 : x
  2. Step 2: Convert to fraction form
    5,651.36/8,477.76 = 2,877.08/x
  3. Step 3: Cross multiply
    5,651.36x = 8,477.76 × 2,877.08
  4. Step 4: Simplify right side
    5,651.36x = 24,391,193.74
  5. Step 5: Solve for x
    x = 24,391,193.74/5,651.36
  6. Step 6: Final answer
    x = 4,315.99

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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.