Home / 2,666.02-4,018.99-2,487.62

Finding the Fourth Proportional to 2,666.02, 4,018.99 and 2,487.62

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Solution

The fourth proportional to 2,666.02, 4,018.99 and 2,487.62 is: 3,750.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,666.02 : 4,018.99 = 2,487.62 : x
  2. Step 2: Convert to fraction form
    2,666.02/4,018.99 = 2,487.62/x
  3. Step 3: Cross multiply
    2,666.02x = 4,018.99 × 2,487.62
  4. Step 4: Simplify right side
    2,666.02x = 9,997,719.90
  5. Step 5: Solve for x
    x = 9,997,719.90/2,666.02
  6. Step 6: Final answer
    x = 3,750.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.