Home / 2,575.02-3,553.43-1,455.92

Finding the Fourth Proportional to 2,575.02, 3,553.43 and 1,455.92

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Solution

The fourth proportional to 2,575.02, 3,553.43 and 1,455.92 is: 2,009.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575.02 : 3,553.43 = 1,455.92 : x
  2. Step 2: Convert to fraction form
    2,575.02/3,553.43 = 1,455.92/x
  3. Step 3: Cross multiply
    2,575.02x = 3,553.43 × 1,455.92
  4. Step 4: Simplify right side
    2,575.02x = 5,173,509.81
  5. Step 5: Solve for x
    x = 5,173,509.81/2,575.02
  6. Step 6: Final answer
    x = 2,009.11

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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.