Home / 9,075.81-13,613.71-2,836.36

Finding the Fourth Proportional to 9,075.81, 13,613.71 and 2,836.36

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Solution

The fourth proportional to 9,075.81, 13,613.71 and 2,836.36 is: 4,254.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,075.81 : 13,613.71 = 2,836.36 : x
  2. Step 2: Convert to fraction form
    9,075.81/13,613.71 = 2,836.36/x
  3. Step 3: Cross multiply
    9,075.81x = 13,613.71 × 2,836.36
  4. Step 4: Simplify right side
    9,075.81x = 38,613,382.50
  5. Step 5: Solve for x
    x = 38,613,382.50/9,075.81
  6. Step 6: Final answer
    x = 4,254.54

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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.