Home / 6,210.60-9,320.09-2,315.01

Finding the Fourth Proportional to 6,210.60, 9,320.09 and 2,315.01

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Solution

The fourth proportional to 6,210.60, 9,320.09 and 2,315.01 is: 3,474.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210.60 : 9,320.09 = 2,315.01 : x
  2. Step 2: Convert to fraction form
    6,210.60/9,320.09 = 2,315.01/x
  3. Step 3: Cross multiply
    6,210.60x = 9,320.09 × 2,315.01
  4. Step 4: Simplify right side
    6,210.60x = 21,576,101.55
  5. Step 5: Solve for x
    x = 21,576,101.55/6,210.60
  6. Step 6: Final answer
    x = 3,474.08

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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.