Home / 4,386.68-6,581.09-3,090.68

Finding the Fourth Proportional to 4,386.68, 6,581.09 and 3,090.68

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Solution

The fourth proportional to 4,386.68, 6,581.09 and 3,090.68 is: 4,636.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,386.68 : 6,581.09 = 3,090.68 : x
  2. Step 2: Convert to fraction form
    4,386.68/6,581.09 = 3,090.68/x
  3. Step 3: Cross multiply
    4,386.68x = 6,581.09 × 3,090.68
  4. Step 4: Simplify right side
    4,386.68x = 20,340,018.06
  5. Step 5: Solve for x
    x = 20,340,018.06/4,386.68
  6. Step 6: Final answer
    x = 4,636.77

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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.