Home / 9,003.15-13,505.40-2,429.19

Finding the Fourth Proportional to 9,003.15, 13,505.40 and 2,429.19

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Solution

The fourth proportional to 9,003.15, 13,505.40 and 2,429.19 is: 3,643.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,003.15 : 13,505.40 = 2,429.19 : x
  2. Step 2: Convert to fraction form
    9,003.15/13,505.40 = 2,429.19/x
  3. Step 3: Cross multiply
    9,003.15x = 13,505.40 × 2,429.19
  4. Step 4: Simplify right side
    9,003.15x = 32,807,182.63
  5. Step 5: Solve for x
    x = 32,807,182.63/9,003.15
  6. Step 6: Final answer
    x = 3,643.97

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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.