Home / 4,815.81-7,210.62-2,502.45

Finding the Fourth Proportional to 4,815.81, 7,210.62 and 2,502.45

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Solution

The fourth proportional to 4,815.81, 7,210.62 and 2,502.45 is: 3,746.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,815.81 : 7,210.62 = 2,502.45 : x
  2. Step 2: Convert to fraction form
    4,815.81/7,210.62 = 2,502.45/x
  3. Step 3: Cross multiply
    4,815.81x = 7,210.62 × 2,502.45
  4. Step 4: Simplify right side
    4,815.81x = 18,044,216.02
  5. Step 5: Solve for x
    x = 18,044,216.02/4,815.81
  6. Step 6: Final answer
    x = 3,746.87

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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.