Home / 7,030.39-10,540.33-4,256.39

Finding the Fourth Proportional to 7,030.39, 10,540.33 and 4,256.39

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Solution

The fourth proportional to 7,030.39, 10,540.33 and 4,256.39 is: 6,381.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,030.39 : 10,540.33 = 4,256.39 : x
  2. Step 2: Convert to fraction form
    7,030.39/10,540.33 = 4,256.39/x
  3. Step 3: Cross multiply
    7,030.39x = 10,540.33 × 4,256.39
  4. Step 4: Simplify right side
    7,030.39x = 44,863,786.88
  5. Step 5: Solve for x
    x = 44,863,786.88/7,030.39
  6. Step 6: Final answer
    x = 6,381.41

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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.