Home / 12,077.07-16,662.37-7,295.23

Finding the Fourth Proportional to 12,077.07, 16,662.37 and 7,295.23

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Solution

The fourth proportional to 12,077.07, 16,662.37 and 7,295.23 is: 10,065.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077.07 : 16,662.37 = 7,295.23 : x
  2. Step 2: Convert to fraction form
    12,077.07/16,662.37 = 7,295.23/x
  3. Step 3: Cross multiply
    12,077.07x = 16,662.37 × 7,295.23
  4. Step 4: Simplify right side
    12,077.07x = 121,555,701.71
  5. Step 5: Solve for x
    x = 121,555,701.71/12,077.07
  6. Step 6: Final answer
    x = 10,065.00

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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.