Home / 9,320.99-13,981.02-3,477.14

Finding the Fourth Proportional to 9,320.99, 13,981.02 and 3,477.14

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Solution

The fourth proportional to 9,320.99, 13,981.02 and 3,477.14 is: 5,215.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,320.99 : 13,981.02 = 3,477.14 : x
  2. Step 2: Convert to fraction form
    9,320.99/13,981.02 = 3,477.14/x
  3. Step 3: Cross multiply
    9,320.99x = 13,981.02 × 3,477.14
  4. Step 4: Simplify right side
    9,320.99x = 48,613,893.98
  5. Step 5: Solve for x
    x = 48,613,893.98/9,320.99
  6. Step 6: Final answer
    x = 5,215.53

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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.