Home / 7,047.36-10,571.04-2,430

Finding the Fourth Proportional to 7,047.36, 10,571.04 and 2,430

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Solution

The fourth proportional to 7,047.36, 10,571.04 and 2,430 is: 3,645.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,047.36 : 10,571.04 = 2,430 : x
  2. Step 2: Convert to fraction form
    7,047.36/10,571.04 = 2,430/x
  3. Step 3: Cross multiply
    7,047.36x = 10,571.04 × 2,430
  4. Step 4: Simplify right side
    7,047.36x = 25,687,627.20
  5. Step 5: Solve for x
    x = 25,687,627.20/7,047.36
  6. Step 6: Final answer
    x = 3,645.00

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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.