Home / 7,575.42-11,364.12-2,646.48

Finding the Fourth Proportional to 7,575.42, 11,364.12 and 2,646.48

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Solution

The fourth proportional to 7,575.42, 11,364.12 and 2,646.48 is: 3,970.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,575.42 : 11,364.12 = 2,646.48 : x
  2. Step 2: Convert to fraction form
    7,575.42/11,364.12 = 2,646.48/x
  3. Step 3: Cross multiply
    7,575.42x = 11,364.12 × 2,646.48
  4. Step 4: Simplify right side
    7,575.42x = 30,074,916.30
  5. Step 5: Solve for x
    x = 30,074,916.30/7,575.42
  6. Step 6: Final answer
    x = 3,970.07

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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.