Home / 7,864.15-10,852.64-4,327.51

Finding the Fourth Proportional to 7,864.15, 10,852.64 and 4,327.51

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Solution

The fourth proportional to 7,864.15, 10,852.64 and 4,327.51 is: 5,972.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864.15 : 10,852.64 = 4,327.51 : x
  2. Step 2: Convert to fraction form
    7,864.15/10,852.64 = 4,327.51/x
  3. Step 3: Cross multiply
    7,864.15x = 10,852.64 × 4,327.51
  4. Step 4: Simplify right side
    7,864.15x = 46,964,886.49
  5. Step 5: Solve for x
    x = 46,964,886.49/7,864.15
  6. Step 6: Final answer
    x = 5,972.02

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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.