Home / 11,645.19-16,070.42-6,340.01

Finding the Fourth Proportional to 11,645.19, 16,070.42 and 6,340.01

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Solution

The fourth proportional to 11,645.19, 16,070.42 and 6,340.01 is: 8,749.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,645.19 : 16,070.42 = 6,340.01 : x
  2. Step 2: Convert to fraction form
    11,645.19/16,070.42 = 6,340.01/x
  3. Step 3: Cross multiply
    11,645.19x = 16,070.42 × 6,340.01
  4. Step 4: Simplify right side
    11,645.19x = 101,886,559.00
  5. Step 5: Solve for x
    x = 101,886,559.00/11,645.19
  6. Step 6: Final answer
    x = 8,749.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.