Home / 4,664.51-6,439.69-3,075.77

Finding the Fourth Proportional to 4,664.51, 6,439.69 and 3,075.77

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Solution

The fourth proportional to 4,664.51, 6,439.69 and 3,075.77 is: 4,246.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,664.51 : 6,439.69 = 3,075.77 : x
  2. Step 2: Convert to fraction form
    4,664.51/6,439.69 = 3,075.77/x
  3. Step 3: Cross multiply
    4,664.51x = 6,439.69 × 3,075.77
  4. Step 4: Simplify right side
    4,664.51x = 19,807,005.31
  5. Step 5: Solve for x
    x = 19,807,005.31/4,664.51
  6. Step 6: Final answer
    x = 4,246.32

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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.