Home / 9,359.90-14,039.82-6,429.32

Finding the Fourth Proportional to 9,359.90, 14,039.82 and 6,429.32

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Solution

The fourth proportional to 9,359.90, 14,039.82 and 6,429.32 is: 9,643.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359.90 : 14,039.82 = 6,429.32 : x
  2. Step 2: Convert to fraction form
    9,359.90/14,039.82 = 6,429.32/x
  3. Step 3: Cross multiply
    9,359.90x = 14,039.82 × 6,429.32
  4. Step 4: Simplify right side
    9,359.90x = 90,266,495.52
  5. Step 5: Solve for x
    x = 90,266,495.52/9,359.90
  6. Step 6: Final answer
    x = 9,643.96

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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.