Home / 8,290.05-11,439.99-4,513.16

Finding the Fourth Proportional to 8,290.05, 11,439.99 and 4,513.16

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Solution

The fourth proportional to 8,290.05, 11,439.99 and 4,513.16 is: 6,228.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,290.05 : 11,439.99 = 4,513.16 : x
  2. Step 2: Convert to fraction form
    8,290.05/11,439.99 = 4,513.16/x
  3. Step 3: Cross multiply
    8,290.05x = 11,439.99 × 4,513.16
  4. Step 4: Simplify right side
    8,290.05x = 51,630,448.07
  5. Step 5: Solve for x
    x = 51,630,448.07/8,290.05
  6. Step 6: Final answer
    x = 6,228.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.