Home / 10,342.08-15,506.44-4,792.57

Finding the Fourth Proportional to 10,342.08, 15,506.44 and 4,792.57

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Solution

The fourth proportional to 10,342.08, 15,506.44 and 4,792.57 is: 7,185.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,342.08 : 15,506.44 = 4,792.57 : x
  2. Step 2: Convert to fraction form
    10,342.08/15,506.44 = 4,792.57/x
  3. Step 3: Cross multiply
    10,342.08x = 15,506.44 × 4,792.57
  4. Step 4: Simplify right side
    10,342.08x = 74,315,648.40
  5. Step 5: Solve for x
    x = 74,315,648.40/10,342.08
  6. Step 6: Final answer
    x = 7,185.75

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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.