Home / 5,862.84-8,090.48-3,210.18

Finding the Fourth Proportional to 5,862.84, 8,090.48 and 3,210.18

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Solution

The fourth proportional to 5,862.84, 8,090.48 and 3,210.18 is: 4,429.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.84 : 8,090.48 = 3,210.18 : x
  2. Step 2: Convert to fraction form
    5,862.84/8,090.48 = 3,210.18/x
  3. Step 3: Cross multiply
    5,862.84x = 8,090.48 × 3,210.18
  4. Step 4: Simplify right side
    5,862.84x = 25,971,897.09
  5. Step 5: Solve for x
    x = 25,971,897.09/5,862.84
  6. Step 6: Final answer
    x = 4,429.92

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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.