Home / 7,703.51-11,548.58-4,775.36

Finding the Fourth Proportional to 7,703.51, 11,548.58 and 4,775.36

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Solution

The fourth proportional to 7,703.51, 11,548.58 and 4,775.36 is: 7,158.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,703.51 : 11,548.58 = 4,775.36 : x
  2. Step 2: Convert to fraction form
    7,703.51/11,548.58 = 4,775.36/x
  3. Step 3: Cross multiply
    7,703.51x = 11,548.58 × 4,775.36
  4. Step 4: Simplify right side
    7,703.51x = 55,148,545.37
  5. Step 5: Solve for x
    x = 55,148,545.37/7,703.51
  6. Step 6: Final answer
    x = 7,158.89

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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.