Home / 7,536.08-10,401.86-4,701.78

Finding the Fourth Proportional to 7,536.08, 10,401.86 and 4,701.78

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Solution

The fourth proportional to 7,536.08, 10,401.86 and 4,701.78 is: 6,489.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,536.08 : 10,401.86 = 4,701.78 : x
  2. Step 2: Convert to fraction form
    7,536.08/10,401.86 = 4,701.78/x
  3. Step 3: Cross multiply
    7,536.08x = 10,401.86 × 4,701.78
  4. Step 4: Simplify right side
    7,536.08x = 48,907,257.31
  5. Step 5: Solve for x
    x = 48,907,257.31/7,536.08
  6. Step 6: Final answer
    x = 6,489.75

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1.5x scale

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.