Home / 7,664.63-10,577.09-4,308.01

Finding the Fourth Proportional to 7,664.63, 10,577.09 and 4,308.01

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Solution

The fourth proportional to 7,664.63, 10,577.09 and 4,308.01 is: 5,945.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,664.63 : 10,577.09 = 4,308.01 : x
  2. Step 2: Convert to fraction form
    7,664.63/10,577.09 = 4,308.01/x
  3. Step 3: Cross multiply
    7,664.63x = 10,577.09 × 4,308.01
  4. Step 4: Simplify right side
    7,664.63x = 45,566,193.82
  5. Step 5: Solve for x
    x = 45,566,193.82/7,664.63
  6. Step 6: Final answer
    x = 5,945.00

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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.