Home / 11,681.64-16,117.65-6,962.58

Finding the Fourth Proportional to 11,681.64, 16,117.65 and 6,962.58

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Solution

The fourth proportional to 11,681.64, 16,117.65 and 6,962.58 is: 9,606.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,681.64 : 16,117.65 = 6,962.58 : x
  2. Step 2: Convert to fraction form
    11,681.64/16,117.65 = 6,962.58/x
  3. Step 3: Cross multiply
    11,681.64x = 16,117.65 × 6,962.58
  4. Step 4: Simplify right side
    11,681.64x = 112,220,427.54
  5. Step 5: Solve for x
    x = 112,220,427.54/11,681.64
  6. Step 6: Final answer
    x = 9,606.56

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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.