Home / 3,271.14-4,509.95-2,090.16

Finding the Fourth Proportional to 3,271.14, 4,509.95 and 2,090.16

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Solution

The fourth proportional to 3,271.14, 4,509.95 and 2,090.16 is: 2,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.14 : 4,509.95 = 2,090.16 : x
  2. Step 2: Convert to fraction form
    3,271.14/4,509.95 = 2,090.16/x
  3. Step 3: Cross multiply
    3,271.14x = 4,509.95 × 2,090.16
  4. Step 4: Simplify right side
    3,271.14x = 9,426,506.64
  5. Step 5: Solve for x
    x = 9,426,506.64/3,271.14
  6. Step 6: Final answer
    x = 2,881.72

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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.