Home / 4,000.23-5,518.02-2,602.98

Finding the Fourth Proportional to 4,000.23, 5,518.02 and 2,602.98

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Solution

The fourth proportional to 4,000.23, 5,518.02 and 2,602.98 is: 3,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.23 : 5,518.02 = 2,602.98 : x
  2. Step 2: Convert to fraction form
    4,000.23/5,518.02 = 2,602.98/x
  3. Step 3: Cross multiply
    4,000.23x = 5,518.02 × 2,602.98
  4. Step 4: Simplify right side
    4,000.23x = 14,363,295.70
  5. Step 5: Solve for x
    x = 14,363,295.70/4,000.23
  6. Step 6: Final answer
    x = 3,590.62

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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.