Home / 9,289.19-12,829.73-6,116.67

Finding the Fourth Proportional to 9,289.19, 12,829.73 and 6,116.67

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Solution

The fourth proportional to 9,289.19, 12,829.73 and 6,116.67 is: 8,448.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,289.19 : 12,829.73 = 6,116.67 : x
  2. Step 2: Convert to fraction form
    9,289.19/12,829.73 = 6,116.67/x
  3. Step 3: Cross multiply
    9,289.19x = 12,829.73 × 6,116.67
  4. Step 4: Simplify right side
    9,289.19x = 78,475,218.22
  5. Step 5: Solve for x
    x = 78,475,218.22/9,289.19
  6. Step 6: Final answer
    x = 8,448.01

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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.