Home / 7,700.06-11,541.08-3,256.81

Finding the Fourth Proportional to 7,700.06, 11,541.08 and 3,256.81

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Solution

The fourth proportional to 7,700.06, 11,541.08 and 3,256.81 is: 4,881.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700.06 : 11,541.08 = 3,256.81 : x
  2. Step 2: Convert to fraction form
    7,700.06/11,541.08 = 3,256.81/x
  3. Step 3: Cross multiply
    7,700.06x = 11,541.08 × 3,256.81
  4. Step 4: Simplify right side
    7,700.06x = 37,587,084.04
  5. Step 5: Solve for x
    x = 37,587,084.04/7,700.06
  6. Step 6: Final answer
    x = 4,881.40

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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.