Home / 5,461.90-8,192.22-1,513.45

Finding the Fourth Proportional to 5,461.90, 8,192.22 and 1,513.45

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Solution

The fourth proportional to 5,461.90, 8,192.22 and 1,513.45 is: 2,270.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,461.90 : 8,192.22 = 1,513.45 : x
  2. Step 2: Convert to fraction form
    5,461.90/8,192.22 = 1,513.45/x
  3. Step 3: Cross multiply
    5,461.90x = 8,192.22 × 1,513.45
  4. Step 4: Simplify right side
    5,461.90x = 12,398,515.36
  5. Step 5: Solve for x
    x = 12,398,515.36/5,461.90
  6. Step 6: Final answer
    x = 2,270.00

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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.