Home / 7,635.23-10,536.90-4,278.18

Finding the Fourth Proportional to 7,635.23, 10,536.90 and 4,278.18

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Solution

The fourth proportional to 7,635.23, 10,536.90 and 4,278.18 is: 5,904.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,635.23 : 10,536.90 = 4,278.18 : x
  2. Step 2: Convert to fraction form
    7,635.23/10,536.90 = 4,278.18/x
  3. Step 3: Cross multiply
    7,635.23x = 10,536.90 × 4,278.18
  4. Step 4: Simplify right side
    7,635.23x = 45,078,754.84
  5. Step 5: Solve for x
    x = 45,078,754.84/7,635.23
  6. Step 6: Final answer
    x = 5,904.05

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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.