Home / 9,436.20-14,148.90-8,370.24

Finding the Fourth Proportional to 9,436.20, 14,148.90 and 8,370.24

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Solution

The fourth proportional to 9,436.20, 14,148.90 and 8,370.24 is: 12,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,436.20 : 14,148.90 = 8,370.24 : x
  2. Step 2: Convert to fraction form
    9,436.20/14,148.90 = 8,370.24/x
  3. Step 3: Cross multiply
    9,436.20x = 14,148.90 × 8,370.24
  4. Step 4: Simplify right side
    9,436.20x = 118,429,688.74
  5. Step 5: Solve for x
    x = 118,429,688.74/9,436.20
  6. Step 6: Final answer
    x = 12,550.57

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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.