Home / 7,575.90-11,364.51-2,312.09

Finding the Fourth Proportional to 7,575.90, 11,364.51 and 2,312.09

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Solution

The fourth proportional to 7,575.90, 11,364.51 and 2,312.09 is: 3,468.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.90 : 11,364.51 = 2,312.09 : x
  2. Step 2: Convert to fraction form
    7,575.90/11,364.51 = 2,312.09/x
  3. Step 3: Cross multiply
    7,575.90x = 11,364.51 × 2,312.09
  4. Step 4: Simplify right side
    7,575.90x = 26,275,810.98
  5. Step 5: Solve for x
    x = 26,275,810.98/7,575.90
  6. Step 6: Final answer
    x = 3,468.34

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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.