Home / 4,776.65-7,164.80-1,266.69

Finding the Fourth Proportional to 4,776.65, 7,164.80 and 1,266.69

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Solution

The fourth proportional to 4,776.65, 7,164.80 and 1,266.69 is: 1,899.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.65 : 7,164.80 = 1,266.69 : x
  2. Step 2: Convert to fraction form
    4,776.65/7,164.80 = 1,266.69/x
  3. Step 3: Cross multiply
    4,776.65x = 7,164.80 × 1,266.69
  4. Step 4: Simplify right side
    4,776.65x = 9,075,580.51
  5. Step 5: Solve for x
    x = 9,075,580.51/4,776.65
  6. Step 6: Final answer
    x = 1,899.99

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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.