Home / 8,902.86-13,355.18-3,058.70

Finding the Fourth Proportional to 8,902.86, 13,355.18 and 3,058.70

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Solution

The fourth proportional to 8,902.86, 13,355.18 and 3,058.70 is: 4,588.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,902.86 : 13,355.18 = 3,058.70 : x
  2. Step 2: Convert to fraction form
    8,902.86/13,355.18 = 3,058.70/x
  3. Step 3: Cross multiply
    8,902.86x = 13,355.18 × 3,058.70
  4. Step 4: Simplify right side
    8,902.86x = 40,849,489.07
  5. Step 5: Solve for x
    x = 40,849,489.07/8,902.86
  6. Step 6: Final answer
    x = 4,588.36

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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.