Home / 8,220.04-12,331.25-2,595.81

Finding the Fourth Proportional to 8,220.04, 12,331.25 and 2,595.81

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Solution

The fourth proportional to 8,220.04, 12,331.25 and 2,595.81 is: 3,894.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,220.04 : 12,331.25 = 2,595.81 : x
  2. Step 2: Convert to fraction form
    8,220.04/12,331.25 = 2,595.81/x
  3. Step 3: Cross multiply
    8,220.04x = 12,331.25 × 2,595.81
  4. Step 4: Simplify right side
    8,220.04x = 32,009,535.62
  5. Step 5: Solve for x
    x = 32,009,535.62/8,220.04
  6. Step 6: Final answer
    x = 3,894.08

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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.