Home / 5,862.80-8,090.69-3,210.46

Finding the Fourth Proportional to 5,862.80, 8,090.69 and 3,210.46

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Solution

The fourth proportional to 5,862.80, 8,090.69 and 3,210.46 is: 4,430.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,862.80 : 8,090.69 = 3,210.46 : x
  2. Step 2: Convert to fraction form
    5,862.80/8,090.69 = 3,210.46/x
  3. Step 3: Cross multiply
    5,862.80x = 8,090.69 × 3,210.46
  4. Step 4: Simplify right side
    5,862.80x = 25,974,800.34
  5. Step 5: Solve for x
    x = 25,974,800.34/5,862.80
  6. Step 6: Final answer
    x = 4,430.44

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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.