Home / 12,065.93-16,651.65-6,762.45

Finding the Fourth Proportional to 12,065.93, 16,651.65 and 6,762.45

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Solution

The fourth proportional to 12,065.93, 16,651.65 and 6,762.45 is: 9,332.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,065.93 : 16,651.65 = 6,762.45 : x
  2. Step 2: Convert to fraction form
    12,065.93/16,651.65 = 6,762.45/x
  3. Step 3: Cross multiply
    12,065.93x = 16,651.65 × 6,762.45
  4. Step 4: Simplify right side
    12,065.93x = 112,605,950.54
  5. Step 5: Solve for x
    x = 112,605,950.54/12,065.93
  6. Step 6: Final answer
    x = 9,332.55

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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.