Home / 8,857.48-13,294.41-4,477.99

Finding the Fourth Proportional to 8,857.48, 13,294.41 and 4,477.99

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Solution

The fourth proportional to 8,857.48, 13,294.41 and 4,477.99 is: 6,721.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,857.48 : 13,294.41 = 4,477.99 : x
  2. Step 2: Convert to fraction form
    8,857.48/13,294.41 = 4,477.99/x
  3. Step 3: Cross multiply
    8,857.48x = 13,294.41 × 4,477.99
  4. Step 4: Simplify right side
    8,857.48x = 59,532,235.04
  5. Step 5: Solve for x
    x = 59,532,235.04/8,857.48
  6. Step 6: Final answer
    x = 6,721.13

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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.