Home / 4,971.48-6,862.16-3,203.08

Finding the Fourth Proportional to 4,971.48, 6,862.16 and 3,203.08

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Solution

The fourth proportional to 4,971.48, 6,862.16 and 3,203.08 is: 4,421.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,971.48 : 6,862.16 = 3,203.08 : x
  2. Step 2: Convert to fraction form
    4,971.48/6,862.16 = 3,203.08/x
  3. Step 3: Cross multiply
    4,971.48x = 6,862.16 × 3,203.08
  4. Step 4: Simplify right side
    4,971.48x = 21,980,047.45
  5. Step 5: Solve for x
    x = 21,980,047.45/4,971.48
  6. Step 6: Final answer
    x = 4,421.23

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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.