Home / 7,389.68-11,084.61-2,459.32

Finding the Fourth Proportional to 7,389.68, 11,084.61 and 2,459.32

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Solution

The fourth proportional to 7,389.68, 11,084.61 and 2,459.32 is: 3,689.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,389.68 : 11,084.61 = 2,459.32 : x
  2. Step 2: Convert to fraction form
    7,389.68/11,084.61 = 2,459.32/x
  3. Step 3: Cross multiply
    7,389.68x = 11,084.61 × 2,459.32
  4. Step 4: Simplify right side
    7,389.68x = 27,260,547.64
  5. Step 5: Solve for x
    x = 27,260,547.64/7,389.68
  6. Step 6: Final answer
    x = 3,689.00

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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.