Home / 10,368.36-15,547.26-3,792.84

Finding the Fourth Proportional to 10,368.36, 15,547.26 and 3,792.84

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Solution

The fourth proportional to 10,368.36, 15,547.26 and 3,792.84 is: 5,687.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,368.36 : 15,547.26 = 3,792.84 : x
  2. Step 2: Convert to fraction form
    10,368.36/15,547.26 = 3,792.84/x
  3. Step 3: Cross multiply
    10,368.36x = 15,547.26 × 3,792.84
  4. Step 4: Simplify right side
    10,368.36x = 58,968,269.62
  5. Step 5: Solve for x
    x = 58,968,269.62/10,368.36
  6. Step 6: Final answer
    x = 5,687.33

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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.