Home / 4,809.51-7,215.74-2,343.98

Finding the Fourth Proportional to 4,809.51, 7,215.74 and 2,343.98

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Solution

The fourth proportional to 4,809.51, 7,215.74 and 2,343.98 is: 3,516.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,809.51 : 7,215.74 = 2,343.98 : x
  2. Step 2: Convert to fraction form
    4,809.51/7,215.74 = 2,343.98/x
  3. Step 3: Cross multiply
    4,809.51x = 7,215.74 × 2,343.98
  4. Step 4: Simplify right side
    4,809.51x = 16,913,502.45
  5. Step 5: Solve for x
    x = 16,913,502.45/4,809.51
  6. Step 6: Final answer
    x = 3,516.68

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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.