Home / 4,670.77-6,443.62-3,075.36

Finding the Fourth Proportional to 4,670.77, 6,443.62 and 3,075.36

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Solution

The fourth proportional to 4,670.77, 6,443.62 and 3,075.36 is: 4,242.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,670.77 : 6,443.62 = 3,075.36 : x
  2. Step 2: Convert to fraction form
    4,670.77/6,443.62 = 3,075.36/x
  3. Step 3: Cross multiply
    4,670.77x = 6,443.62 × 3,075.36
  4. Step 4: Simplify right side
    4,670.77x = 19,816,451.20
  5. Step 5: Solve for x
    x = 19,816,451.20/4,670.77
  6. Step 6: Final answer
    x = 4,242.65

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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.