Home / 12,346.37-17,037.86-6,681.00

Finding the Fourth Proportional to 12,346.37, 17,037.86 and 6,681.00

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Solution

The fourth proportional to 12,346.37, 17,037.86 and 6,681.00 is: 9,219.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,346.37 : 17,037.86 = 6,681.00 : x
  2. Step 2: Convert to fraction form
    12,346.37/17,037.86 = 6,681.00/x
  3. Step 3: Cross multiply
    12,346.37x = 17,037.86 × 6,681.00
  4. Step 4: Simplify right side
    12,346.37x = 113,829,874.17
  5. Step 5: Solve for x
    x = 113,829,874.17/12,346.37
  6. Step 6: Final answer
    x = 9,219.70

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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.