Home / 9,368.99-14,055.50-3,129.56

Finding the Fourth Proportional to 9,368.99, 14,055.50 and 3,129.56

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Solution

The fourth proportional to 9,368.99, 14,055.50 and 3,129.56 is: 4,695.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,368.99 : 14,055.50 = 3,129.56 : x
  2. Step 2: Convert to fraction form
    9,368.99/14,055.50 = 3,129.56/x
  3. Step 3: Cross multiply
    9,368.99x = 14,055.50 × 3,129.56
  4. Step 4: Simplify right side
    9,368.99x = 43,987,468.13
  5. Step 5: Solve for x
    x = 43,987,468.13/9,368.99
  6. Step 6: Final answer
    x = 4,695.01

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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.