Home / 9,239.77-13,859.85-4,308.08

Finding the Fourth Proportional to 9,239.77, 13,859.85 and 4,308.08

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Solution

The fourth proportional to 9,239.77, 13,859.85 and 4,308.08 is: 6,462.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,239.77 : 13,859.85 = 4,308.08 : x
  2. Step 2: Convert to fraction form
    9,239.77/13,859.85 = 4,308.08/x
  3. Step 3: Cross multiply
    9,239.77x = 13,859.85 × 4,308.08
  4. Step 4: Simplify right side
    9,239.77x = 59,709,342.59
  5. Step 5: Solve for x
    x = 59,709,342.59/9,239.77
  6. Step 6: Final answer
    x = 6,462.21

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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.