Home / 8,769.99-12,088.37-6,852.45

Finding the Fourth Proportional to 8,769.99, 12,088.37 and 6,852.45

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Solution

The fourth proportional to 8,769.99, 12,088.37 and 6,852.45 is: 9,445.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,769.99 : 12,088.37 = 6,852.45 : x
  2. Step 2: Convert to fraction form
    8,769.99/12,088.37 = 6,852.45/x
  3. Step 3: Cross multiply
    8,769.99x = 12,088.37 × 6,852.45
  4. Step 4: Simplify right side
    8,769.99x = 82,834,976.67
  5. Step 5: Solve for x
    x = 82,834,976.67/8,769.99
  6. Step 6: Final answer
    x = 9,445.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.