Home / 3,566.60-4,921.80-1,973.36

Finding the Fourth Proportional to 3,566.60, 4,921.80 and 1,973.36

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Solution

The fourth proportional to 3,566.60, 4,921.80 and 1,973.36 is: 2,723.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,566.60 : 4,921.80 = 1,973.36 : x
  2. Step 2: Convert to fraction form
    3,566.60/4,921.80 = 1,973.36/x
  3. Step 3: Cross multiply
    3,566.60x = 4,921.80 × 1,973.36
  4. Step 4: Simplify right side
    3,566.60x = 9,712,483.25
  5. Step 5: Solve for x
    x = 9,712,483.25/3,566.60
  6. Step 6: Final answer
    x = 2,723.18

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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.