Home / 9,301.83-12,839.90-6,159.03

Finding the Fourth Proportional to 9,301.83, 12,839.90 and 6,159.03

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Solution

The fourth proportional to 9,301.83, 12,839.90 and 6,159.03 is: 8,501.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,301.83 : 12,839.90 = 6,159.03 : x
  2. Step 2: Convert to fraction form
    9,301.83/12,839.90 = 6,159.03/x
  3. Step 3: Cross multiply
    9,301.83x = 12,839.90 × 6,159.03
  4. Step 4: Simplify right side
    9,301.83x = 79,081,298.50
  5. Step 5: Solve for x
    x = 79,081,298.50/9,301.83
  6. Step 6: Final answer
    x = 8,501.69

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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.