Home / 12,397.16-18,598.48-4,076.84

Finding the Fourth Proportional to 12,397.16, 18,598.48 and 4,076.84

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Solution

The fourth proportional to 12,397.16, 18,598.48 and 4,076.84 is: 6,116.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,397.16 : 18,598.48 = 4,076.84 : x
  2. Step 2: Convert to fraction form
    12,397.16/18,598.48 = 4,076.84/x
  3. Step 3: Cross multiply
    12,397.16x = 18,598.48 × 4,076.84
  4. Step 4: Simplify right side
    12,397.16x = 75,823,063.51
  5. Step 5: Solve for x
    x = 75,823,063.51/12,397.16
  6. Step 6: Final answer
    x = 6,116.16

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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.