Home / 5,675.08-8,511.99-1,515.45

Finding the Fourth Proportional to 5,675.08, 8,511.99 and 1,515.45

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Solution

The fourth proportional to 5,675.08, 8,511.99 and 1,515.45 is: 2,273.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,675.08 : 8,511.99 = 1,515.45 : x
  2. Step 2: Convert to fraction form
    5,675.08/8,511.99 = 1,515.45/x
  3. Step 3: Cross multiply
    5,675.08x = 8,511.99 × 1,515.45
  4. Step 4: Simplify right side
    5,675.08x = 12,899,461.63
  5. Step 5: Solve for x
    x = 12,899,461.63/5,675.08
  6. Step 6: Final answer
    x = 2,273.00

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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.