Home / 9,317.20-13,969.14-4,384.30

Finding the Fourth Proportional to 9,317.20, 13,969.14 and 4,384.30

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Solution

The fourth proportional to 9,317.20, 13,969.14 and 4,384.30 is: 6,573.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,317.20 : 13,969.14 = 4,384.30 : x
  2. Step 2: Convert to fraction form
    9,317.20/13,969.14 = 4,384.30/x
  3. Step 3: Cross multiply
    9,317.20x = 13,969.14 × 4,384.30
  4. Step 4: Simplify right side
    9,317.20x = 61,244,900.50
  5. Step 5: Solve for x
    x = 61,244,900.50/9,317.20
  6. Step 6: Final answer
    x = 6,573.32

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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.