Home / 5,054.60-7,574.70-1,973

Finding the Fourth Proportional to 5,054.60, 7,574.70 and 1,973

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Solution

The fourth proportional to 5,054.60, 7,574.70 and 1,973 is: 2,956.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,054.60 : 7,574.70 = 1,973 : x
  2. Step 2: Convert to fraction form
    5,054.60/7,574.70 = 1,973/x
  3. Step 3: Cross multiply
    5,054.60x = 7,574.70 × 1,973
  4. Step 4: Simplify right side
    5,054.60x = 14,944,883.10
  5. Step 5: Solve for x
    x = 14,944,883.10/5,054.60
  6. Step 6: Final answer
    x = 2,956.69

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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.