Home / 10,291.06-14,206.56-6,893.92

Finding the Fourth Proportional to 10,291.06, 14,206.56 and 6,893.92

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Solution

The fourth proportional to 10,291.06, 14,206.56 and 6,893.92 is: 9,516.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,291.06 : 14,206.56 = 6,893.92 : x
  2. Step 2: Convert to fraction form
    10,291.06/14,206.56 = 6,893.92/x
  3. Step 3: Cross multiply
    10,291.06x = 14,206.56 × 6,893.92
  4. Step 4: Simplify right side
    10,291.06x = 97,938,852.60
  5. Step 5: Solve for x
    x = 97,938,852.60/10,291.06
  6. Step 6: Final answer
    x = 9,516.89

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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.