Home / 5,053.64-7,580.70-1,976.36

Finding the Fourth Proportional to 5,053.64, 7,580.70 and 1,976.36

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Solution

The fourth proportional to 5,053.64, 7,580.70 and 1,976.36 is: 2,964.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,053.64 : 7,580.70 = 1,976.36 : x
  2. Step 2: Convert to fraction form
    5,053.64/7,580.70 = 1,976.36/x
  3. Step 3: Cross multiply
    5,053.64x = 7,580.70 × 1,976.36
  4. Step 4: Simplify right side
    5,053.64x = 14,982,192.25
  5. Step 5: Solve for x
    x = 14,982,192.25/5,053.64
  6. Step 6: Final answer
    x = 2,964.63

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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.