Home / 7,518.48-11,284.56-4,011.46

Finding the Fourth Proportional to 7,518.48, 11,284.56 and 4,011.46

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Solution

The fourth proportional to 7,518.48, 11,284.56 and 4,011.46 is: 6,020.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,518.48 : 11,284.56 = 4,011.46 : x
  2. Step 2: Convert to fraction form
    7,518.48/11,284.56 = 4,011.46/x
  3. Step 3: Cross multiply
    7,518.48x = 11,284.56 × 4,011.46
  4. Step 4: Simplify right side
    7,518.48x = 45,267,561.06
  5. Step 5: Solve for x
    x = 45,267,561.06/7,518.48
  6. Step 6: Final answer
    x = 6,020.84

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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.