Home / 8,526.51-12,789.63-3,332.25

Finding the Fourth Proportional to 8,526.51, 12,789.63 and 3,332.25

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Solution

The fourth proportional to 8,526.51, 12,789.63 and 3,332.25 is: 4,998.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,526.51 : 12,789.63 = 3,332.25 : x
  2. Step 2: Convert to fraction form
    8,526.51/12,789.63 = 3,332.25/x
  3. Step 3: Cross multiply
    8,526.51x = 12,789.63 × 3,332.25
  4. Step 4: Simplify right side
    8,526.51x = 42,618,244.57
  5. Step 5: Solve for x
    x = 42,618,244.57/8,526.51
  6. Step 6: Final answer
    x = 4,998.32

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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.