Home / 10,165.58-14,030.16-6,976.25

Finding the Fourth Proportional to 10,165.58, 14,030.16 and 6,976.25

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Solution

The fourth proportional to 10,165.58, 14,030.16 and 6,976.25 is: 9,628.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,165.58 : 14,030.16 = 6,976.25 : x
  2. Step 2: Convert to fraction form
    10,165.58/14,030.16 = 6,976.25/x
  3. Step 3: Cross multiply
    10,165.58x = 14,030.16 × 6,976.25
  4. Step 4: Simplify right side
    10,165.58x = 97,877,833.55
  5. Step 5: Solve for x
    x = 97,877,833.55/10,165.58
  6. Step 6: Final answer
    x = 9,628.36

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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.