Home / 4,090.02-6,135.86-1,591.08

Finding the Fourth Proportional to 4,090.02, 6,135.86 and 1,591.08

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Solution

The fourth proportional to 4,090.02, 6,135.86 and 1,591.08 is: 2,386.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,090.02 : 6,135.86 = 1,591.08 : x
  2. Step 2: Convert to fraction form
    4,090.02/6,135.86 = 1,591.08/x
  3. Step 3: Cross multiply
    4,090.02x = 6,135.86 × 1,591.08
  4. Step 4: Simplify right side
    4,090.02x = 9,762,644.13
  5. Step 5: Solve for x
    x = 9,762,644.13/4,090.02
  6. Step 6: Final answer
    x = 2,386.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.