Home / 3,036.04-4,186.02-2,405.32

Finding the Fourth Proportional to 3,036.04, 4,186.02 and 2,405.32

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Solution

The fourth proportional to 3,036.04, 4,186.02 and 2,405.32 is: 3,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036.04 : 4,186.02 = 2,405.32 : x
  2. Step 2: Convert to fraction form
    3,036.04/4,186.02 = 2,405.32/x
  3. Step 3: Cross multiply
    3,036.04x = 4,186.02 × 2,405.32
  4. Step 4: Simplify right side
    3,036.04x = 10,068,717.63
  5. Step 5: Solve for x
    x = 10,068,717.63/3,036.04
  6. Step 6: Final answer
    x = 3,316.40

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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.