Home / 5,303.63-7,319.01-2,945.79

Finding the Fourth Proportional to 5,303.63, 7,319.01 and 2,945.79

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Solution

The fourth proportional to 5,303.63, 7,319.01 and 2,945.79 is: 4,065.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,303.63 : 7,319.01 = 2,945.79 : x
  2. Step 2: Convert to fraction form
    5,303.63/7,319.01 = 2,945.79/x
  3. Step 3: Cross multiply
    5,303.63x = 7,319.01 × 2,945.79
  4. Step 4: Simplify right side
    5,303.63x = 21,560,266.47
  5. Step 5: Solve for x
    x = 21,560,266.47/5,303.63
  6. Step 6: Final answer
    x = 4,065.19

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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.