Home / 7,360.51-11,039.68-2,430.31

Finding the Fourth Proportional to 7,360.51, 11,039.68 and 2,430.31

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Solution

The fourth proportional to 7,360.51, 11,039.68 and 2,430.31 is: 3,645.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.51 : 11,039.68 = 2,430.31 : x
  2. Step 2: Convert to fraction form
    7,360.51/11,039.68 = 2,430.31/x
  3. Step 3: Cross multiply
    7,360.51x = 11,039.68 × 2,430.31
  4. Step 4: Simplify right side
    7,360.51x = 26,829,777.35
  5. Step 5: Solve for x
    x = 26,829,777.35/7,360.51
  6. Step 6: Final answer
    x = 3,645.10

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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.