Home / 10,613.94-15,908.40-4,370.88

Finding the Fourth Proportional to 10,613.94, 15,908.40 and 4,370.88

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Solution

The fourth proportional to 10,613.94, 15,908.40 and 4,370.88 is: 6,551.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,613.94 : 15,908.40 = 4,370.88 : x
  2. Step 2: Convert to fraction form
    10,613.94/15,908.40 = 4,370.88/x
  3. Step 3: Cross multiply
    10,613.94x = 15,908.40 × 4,370.88
  4. Step 4: Simplify right side
    10,613.94x = 69,533,707.39
  5. Step 5: Solve for x
    x = 69,533,707.39/10,613.94
  6. Step 6: Final answer
    x = 6,551.17

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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.