Home / 12,607.03-18,908.25-6,365.58

Finding the Fourth Proportional to 12,607.03, 18,908.25 and 6,365.58

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Solution

The fourth proportional to 12,607.03, 18,908.25 and 6,365.58 is: 9,547.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,607.03 : 18,908.25 = 6,365.58 : x
  2. Step 2: Convert to fraction form
    12,607.03/18,908.25 = 6,365.58/x
  3. Step 3: Cross multiply
    12,607.03x = 18,908.25 × 6,365.58
  4. Step 4: Simplify right side
    12,607.03x = 120,361,978.04
  5. Step 5: Solve for x
    x = 120,361,978.04/12,607.03
  6. Step 6: Final answer
    x = 9,547.21

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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.