Home / 6,320.01-9,480.01-2,160.05

Finding the Fourth Proportional to 6,320.01, 9,480.01 and 2,160.05

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Solution

The fourth proportional to 6,320.01, 9,480.01 and 2,160.05 is: 3,240.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,320.01 : 9,480.01 = 2,160.05 : x
  2. Step 2: Convert to fraction form
    6,320.01/9,480.01 = 2,160.05/x
  3. Step 3: Cross multiply
    6,320.01x = 9,480.01 × 2,160.05
  4. Step 4: Simplify right side
    6,320.01x = 20,477,322.00
  5. Step 5: Solve for x
    x = 20,477,322.00/6,320.01
  6. Step 6: Final answer
    x = 3,240.08

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1.5x scale

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.