Home / 3,864.02-5,330.34-2,371.59

Finding the Fourth Proportional to 3,864.02, 5,330.34 and 2,371.59

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Solution

The fourth proportional to 3,864.02, 5,330.34 and 2,371.59 is: 3,271.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864.02 : 5,330.34 = 2,371.59 : x
  2. Step 2: Convert to fraction form
    3,864.02/5,330.34 = 2,371.59/x
  3. Step 3: Cross multiply
    3,864.02x = 5,330.34 × 2,371.59
  4. Step 4: Simplify right side
    3,864.02x = 12,641,381.04
  5. Step 5: Solve for x
    x = 12,641,381.04/3,864.02
  6. Step 6: Final answer
    x = 3,271.57

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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.