Home / 4,368.87-6,554.43-2,809.62

Finding the Fourth Proportional to 4,368.87, 6,554.43 and 2,809.62

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Solution

The fourth proportional to 4,368.87, 6,554.43 and 2,809.62 is: 4,215.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,368.87 : 6,554.43 = 2,809.62 : x
  2. Step 2: Convert to fraction form
    4,368.87/6,554.43 = 2,809.62/x
  3. Step 3: Cross multiply
    4,368.87x = 6,554.43 × 2,809.62
  4. Step 4: Simplify right side
    4,368.87x = 18,415,457.62
  5. Step 5: Solve for x
    x = 18,415,457.62/4,368.87
  6. Step 6: Final answer
    x = 4,215.15

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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.