Home / 3,643.36-5,026.48-2,070.24

Finding the Fourth Proportional to 3,643.36, 5,026.48 and 2,070.24

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Solution

The fourth proportional to 3,643.36, 5,026.48 and 2,070.24 is: 2,856.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,643.36 : 5,026.48 = 2,070.24 : x
  2. Step 2: Convert to fraction form
    3,643.36/5,026.48 = 2,070.24/x
  3. Step 3: Cross multiply
    3,643.36x = 5,026.48 × 2,070.24
  4. Step 4: Simplify right side
    3,643.36x = 10,406,019.96
  5. Step 5: Solve for x
    x = 10,406,019.96/3,643.36
  6. Step 6: Final answer
    x = 2,856.16

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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.