Home / 10,386.94-15,580.26-4,837.18

Finding the Fourth Proportional to 10,386.94, 15,580.26 and 4,837.18

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Solution

The fourth proportional to 10,386.94, 15,580.26 and 4,837.18 is: 7,255.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,386.94 : 15,580.26 = 4,837.18 : x
  2. Step 2: Convert to fraction form
    10,386.94/15,580.26 = 4,837.18/x
  3. Step 3: Cross multiply
    10,386.94x = 15,580.26 × 4,837.18
  4. Step 4: Simplify right side
    10,386.94x = 75,364,522.07
  5. Step 5: Solve for x
    x = 75,364,522.07/10,386.94
  6. Step 6: Final answer
    x = 7,255.70

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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.