Home / 7,276.42-10,918.56-2,893.93

Finding the Fourth Proportional to 7,276.42, 10,918.56 and 2,893.93

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Solution

The fourth proportional to 7,276.42, 10,918.56 and 2,893.93 is: 4,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,276.42 : 10,918.56 = 2,893.93 : x
  2. Step 2: Convert to fraction form
    7,276.42/10,918.56 = 2,893.93/x
  3. Step 3: Cross multiply
    7,276.42x = 10,918.56 × 2,893.93
  4. Step 4: Simplify right side
    7,276.42x = 31,597,548.34
  5. Step 5: Solve for x
    x = 31,597,548.34/7,276.42
  6. Step 6: Final answer
    x = 4,342.46

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1.5x scale

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.