Home / 5,783.40-7,980.57-3,265.47

Finding the Fourth Proportional to 5,783.40, 7,980.57 and 3,265.47

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Solution

The fourth proportional to 5,783.40, 7,980.57 and 3,265.47 is: 4,506.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,783.40 : 7,980.57 = 3,265.47 : x
  2. Step 2: Convert to fraction form
    5,783.40/7,980.57 = 3,265.47/x
  3. Step 3: Cross multiply
    5,783.40x = 7,980.57 × 3,265.47
  4. Step 4: Simplify right side
    5,783.40x = 26,060,311.92
  5. Step 5: Solve for x
    x = 26,060,311.92/5,783.40
  6. Step 6: Final answer
    x = 4,506.05

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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.