Home / 7,904.34-11,852.55-2,637.51

Finding the Fourth Proportional to 7,904.34, 11,852.55 and 2,637.51

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Solution

The fourth proportional to 7,904.34, 11,852.55 and 2,637.51 is: 3,954.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,904.34 : 11,852.55 = 2,637.51 : x
  2. Step 2: Convert to fraction form
    7,904.34/11,852.55 = 2,637.51/x
  3. Step 3: Cross multiply
    7,904.34x = 11,852.55 × 2,637.51
  4. Step 4: Simplify right side
    7,904.34x = 31,261,219.15
  5. Step 5: Solve for x
    x = 31,261,219.15/7,904.34
  6. Step 6: Final answer
    x = 3,954.94

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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.