Home / 7,713.30-11,576.50-3,036.58

Finding the Fourth Proportional to 7,713.30, 11,576.50 and 3,036.58

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Solution

The fourth proportional to 7,713.30, 11,576.50 and 3,036.58 is: 4,557.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,713.30 : 11,576.50 = 3,036.58 : x
  2. Step 2: Convert to fraction form
    7,713.30/11,576.50 = 3,036.58/x
  3. Step 3: Cross multiply
    7,713.30x = 11,576.50 × 3,036.58
  4. Step 4: Simplify right side
    7,713.30x = 35,152,968.37
  5. Step 5: Solve for x
    x = 35,152,968.37/7,713.30
  6. Step 6: Final answer
    x = 4,557.45

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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.