Home / 7,389.51-11,087.51-2,459.85

Finding the Fourth Proportional to 7,389.51, 11,087.51 and 2,459.85

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Solution

The fourth proportional to 7,389.51, 11,087.51 and 2,459.85 is: 3,690.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.51 : 11,087.51 = 2,459.85 : x
  2. Step 2: Convert to fraction form
    7,389.51/11,087.51 = 2,459.85/x
  3. Step 3: Cross multiply
    7,389.51x = 11,087.51 × 2,459.85
  4. Step 4: Simplify right side
    7,389.51x = 27,273,599.17
  5. Step 5: Solve for x
    x = 27,273,599.17/7,389.51
  6. Step 6: Final answer
    x = 3,690.85

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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.