Home / 7,548.79-11,319.53-3,165.07

Finding the Fourth Proportional to 7,548.79, 11,319.53 and 3,165.07

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Solution

The fourth proportional to 7,548.79, 11,319.53 and 3,165.07 is: 4,746.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.79 : 11,319.53 = 3,165.07 : x
  2. Step 2: Convert to fraction form
    7,548.79/11,319.53 = 3,165.07/x
  3. Step 3: Cross multiply
    7,548.79x = 11,319.53 × 3,165.07
  4. Step 4: Simplify right side
    7,548.79x = 35,827,084.43
  5. Step 5: Solve for x
    x = 35,827,084.43/7,548.79
  6. Step 6: Final answer
    x = 4,746.07

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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.