Home / 9,001.39-12,421.83-4,968.25

Finding the Fourth Proportional to 9,001.39, 12,421.83 and 4,968.25

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Solution

The fourth proportional to 9,001.39, 12,421.83 and 4,968.25 is: 6,856.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,001.39 : 12,421.83 = 4,968.25 : x
  2. Step 2: Convert to fraction form
    9,001.39/12,421.83 = 4,968.25/x
  3. Step 3: Cross multiply
    9,001.39x = 12,421.83 × 4,968.25
  4. Step 4: Simplify right side
    9,001.39x = 61,714,756.90
  5. Step 5: Solve for x
    x = 61,714,756.90/9,001.39
  6. Step 6: Final answer
    x = 6,856.14

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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.