Home / 7,360.98-11,032.32-3,457.20

Finding the Fourth Proportional to 7,360.98, 11,032.32 and 3,457.20

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Solution

The fourth proportional to 7,360.98, 11,032.32 and 3,457.20 is: 5,181.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,360.98 : 11,032.32 = 3,457.20 : x
  2. Step 2: Convert to fraction form
    7,360.98/11,032.32 = 3,457.20/x
  3. Step 3: Cross multiply
    7,360.98x = 11,032.32 × 3,457.20
  4. Step 4: Simplify right side
    7,360.98x = 38,140,936.70
  5. Step 5: Solve for x
    x = 38,140,936.70/7,360.98
  6. Step 6: Final answer
    x = 5,181.50

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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.