Home / 4,332.50-5,980.83-2,840.48

Finding the Fourth Proportional to 4,332.50, 5,980.83 and 2,840.48

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Solution

The fourth proportional to 4,332.50, 5,980.83 and 2,840.48 is: 3,921.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,332.50 : 5,980.83 = 2,840.48 : x
  2. Step 2: Convert to fraction form
    4,332.50/5,980.83 = 2,840.48/x
  3. Step 3: Cross multiply
    4,332.50x = 5,980.83 × 2,840.48
  4. Step 4: Simplify right side
    4,332.50x = 16,988,428.00
  5. Step 5: Solve for x
    x = 16,988,428.00/4,332.50
  6. Step 6: Final answer
    x = 3,921.16

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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.