Home / 9,312.08-13,970.26-4,119.44

Finding the Fourth Proportional to 9,312.08, 13,970.26 and 4,119.44

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Solution

The fourth proportional to 9,312.08, 13,970.26 and 4,119.44 is: 6,180.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,312.08 : 13,970.26 = 4,119.44 : x
  2. Step 2: Convert to fraction form
    9,312.08/13,970.26 = 4,119.44/x
  3. Step 3: Cross multiply
    9,312.08x = 13,970.26 × 4,119.44
  4. Step 4: Simplify right side
    9,312.08x = 57,549,647.85
  5. Step 5: Solve for x
    x = 57,549,647.85/9,312.08
  6. Step 6: Final answer
    x = 6,180.11

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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.