Home / 9,378.99-14,072.81-4,765.23

Finding the Fourth Proportional to 9,378.99, 14,072.81 and 4,765.23

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Solution

The fourth proportional to 9,378.99, 14,072.81 and 4,765.23 is: 7,150.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,378.99 : 14,072.81 = 4,765.23 : x
  2. Step 2: Convert to fraction form
    9,378.99/14,072.81 = 4,765.23/x
  3. Step 3: Cross multiply
    9,378.99x = 14,072.81 × 4,765.23
  4. Step 4: Simplify right side
    9,378.99x = 67,060,152.57
  5. Step 5: Solve for x
    x = 67,060,152.57/9,378.99
  6. Step 6: Final answer
    x = 7,150.04

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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.