Home / 8,330.40-11,466-5,842.08

Finding the Fourth Proportional to 8,330.40, 11,466 and 5,842.08

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Solution

The fourth proportional to 8,330.40, 11,466 and 5,842.08 is: 8,041.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,330.40 : 11,466 = 5,842.08 : x
  2. Step 2: Convert to fraction form
    8,330.40/11,466 = 5,842.08/x
  3. Step 3: Cross multiply
    8,330.40x = 11,466 × 5,842.08
  4. Step 4: Simplify right side
    8,330.40x = 66,985,289.28
  5. Step 5: Solve for x
    x = 66,985,289.28/8,330.40
  6. Step 6: Final answer
    x = 8,041.07

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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.