Home / 12,066.77-18,075.52-6,211.08

Finding the Fourth Proportional to 12,066.77, 18,075.52 and 6,211.08

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Solution

The fourth proportional to 12,066.77, 18,075.52 and 6,211.08 is: 9,303.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,066.77 : 18,075.52 = 6,211.08 : x
  2. Step 2: Convert to fraction form
    12,066.77/18,075.52 = 6,211.08/x
  3. Step 3: Cross multiply
    12,066.77x = 18,075.52 × 6,211.08
  4. Step 4: Simplify right side
    12,066.77x = 112,268,500.76
  5. Step 5: Solve for x
    x = 112,268,500.76/12,066.77
  6. Step 6: Final answer
    x = 9,303.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.