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Finding the Fourth Proportional to 5,361.91, 8,070.81 and 4,852.51

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Solution

The fourth proportional to 5,361.91, 8,070.81 and 4,852.51 is: 7,304.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,361.91 : 8,070.81 = 4,852.51 : x
  2. Step 2: Convert to fraction form
    5,361.91/8,070.81 = 4,852.51/x
  3. Step 3: Cross multiply
    5,361.91x = 8,070.81 × 4,852.51
  4. Step 4: Simplify right side
    5,361.91x = 39,163,686.23
  5. Step 5: Solve for x
    x = 39,163,686.23/5,361.91
  6. Step 6: Final answer
    x = 7,304.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.