Home / 7,019.29-10,523.67-4,245.40

Finding the Fourth Proportional to 7,019.29, 10,523.67 and 4,245.40

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Solution

The fourth proportional to 7,019.29, 10,523.67 and 4,245.40 is: 6,364.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,019.29 : 10,523.67 = 4,245.40 : x
  2. Step 2: Convert to fraction form
    7,019.29/10,523.67 = 4,245.40/x
  3. Step 3: Cross multiply
    7,019.29x = 10,523.67 × 4,245.40
  4. Step 4: Simplify right side
    7,019.29x = 44,677,188.62
  5. Step 5: Solve for x
    x = 44,677,188.62/7,019.29
  6. Step 6: Final answer
    x = 6,364.92

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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.