Home / 9,384.24-12,948.45-5,350.99

Finding the Fourth Proportional to 9,384.24, 12,948.45 and 5,350.99

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Solution

The fourth proportional to 9,384.24, 12,948.45 and 5,350.99 is: 7,383.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,384.24 : 12,948.45 = 5,350.99 : x
  2. Step 2: Convert to fraction form
    9,384.24/12,948.45 = 5,350.99/x
  3. Step 3: Cross multiply
    9,384.24x = 12,948.45 × 5,350.99
  4. Step 4: Simplify right side
    9,384.24x = 69,287,026.47
  5. Step 5: Solve for x
    x = 69,287,026.47/9,384.24
  6. Step 6: Final answer
    x = 7,383.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.