Home / 7,240.77-10,853.76-2,852.19

Finding the Fourth Proportional to 7,240.77, 10,853.76 and 2,852.19

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Solution

The fourth proportional to 7,240.77, 10,853.76 and 2,852.19 is: 4,275.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,240.77 : 10,853.76 = 2,852.19 : x
  2. Step 2: Convert to fraction form
    7,240.77/10,853.76 = 2,852.19/x
  3. Step 3: Cross multiply
    7,240.77x = 10,853.76 × 2,852.19
  4. Step 4: Simplify right side
    7,240.77x = 30,956,985.73
  5. Step 5: Solve for x
    x = 30,956,985.73/7,240.77
  6. Step 6: Final answer
    x = 4,275.37

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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.