Home / 4,977.47-6,868.32-2,852.91

Finding the Fourth Proportional to 4,977.47, 6,868.32 and 2,852.91

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Solution

The fourth proportional to 4,977.47, 6,868.32 and 2,852.91 is: 3,936.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.47 : 6,868.32 = 2,852.91 : x
  2. Step 2: Convert to fraction form
    4,977.47/6,868.32 = 2,852.91/x
  3. Step 3: Cross multiply
    4,977.47x = 6,868.32 × 2,852.91
  4. Step 4: Simplify right side
    4,977.47x = 19,594,698.81
  5. Step 5: Solve for x
    x = 19,594,698.81/4,977.47
  6. Step 6: Final answer
    x = 3,936.68

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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.