Home / 7,070.44-10,602.64-2,907.56

Finding the Fourth Proportional to 7,070.44, 10,602.64 and 2,907.56

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Solution

The fourth proportional to 7,070.44, 10,602.64 and 2,907.56 is: 4,360.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,070.44 : 10,602.64 = 2,907.56 : x
  2. Step 2: Convert to fraction form
    7,070.44/10,602.64 = 2,907.56/x
  3. Step 3: Cross multiply
    7,070.44x = 10,602.64 × 2,907.56
  4. Step 4: Simplify right side
    7,070.44x = 30,827,811.96
  5. Step 5: Solve for x
    x = 30,827,811.96/7,070.44
  6. Step 6: Final answer
    x = 4,360.10

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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.