Home / 9,409.63-14,117.53-3,865.59

Finding the Fourth Proportional to 9,409.63, 14,117.53 and 3,865.59

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Solution

The fourth proportional to 9,409.63, 14,117.53 and 3,865.59 is: 5,799.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409.63 : 14,117.53 = 3,865.59 : x
  2. Step 2: Convert to fraction form
    9,409.63/14,117.53 = 3,865.59/x
  3. Step 3: Cross multiply
    9,409.63x = 14,117.53 × 3,865.59
  4. Step 4: Simplify right side
    9,409.63x = 54,572,512.21
  5. Step 5: Solve for x
    x = 54,572,512.21/9,409.63
  6. Step 6: Final answer
    x = 5,799.64

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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.