Home / 7,359.86-11,039.03-2,430.30

Finding the Fourth Proportional to 7,359.86, 11,039.03 and 2,430.30

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Solution

The fourth proportional to 7,359.86, 11,039.03 and 2,430.30 is: 3,645.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,359.86 : 11,039.03 = 2,430.30 : x
  2. Step 2: Convert to fraction form
    7,359.86/11,039.03 = 2,430.30/x
  3. Step 3: Cross multiply
    7,359.86x = 11,039.03 × 2,430.30
  4. Step 4: Simplify right side
    7,359.86x = 26,828,206.64
  5. Step 5: Solve for x
    x = 26,828,206.64/7,359.86
  6. Step 6: Final answer
    x = 3,645.20

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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.