Home / 7,402.51-11,104.53-2,470.84

Finding the Fourth Proportional to 7,402.51, 11,104.53 and 2,470.84

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Solution

The fourth proportional to 7,402.51, 11,104.53 and 2,470.84 is: 3,706.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,402.51 : 11,104.53 = 2,470.84 : x
  2. Step 2: Convert to fraction form
    7,402.51/11,104.53 = 2,470.84/x
  3. Step 3: Cross multiply
    7,402.51x = 11,104.53 × 2,470.84
  4. Step 4: Simplify right side
    7,402.51x = 27,437,516.91
  5. Step 5: Solve for x
    x = 27,437,516.91/7,402.51
  6. Step 6: Final answer
    x = 3,706.52

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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.