Home / 6,937.24-10,409.98-2,779.24

Finding the Fourth Proportional to 6,937.24, 10,409.98 and 2,779.24

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Solution

The fourth proportional to 6,937.24, 10,409.98 and 2,779.24 is: 4,170.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,937.24 : 10,409.98 = 2,779.24 : x
  2. Step 2: Convert to fraction form
    6,937.24/10,409.98 = 2,779.24/x
  3. Step 3: Cross multiply
    6,937.24x = 10,409.98 × 2,779.24
  4. Step 4: Simplify right side
    6,937.24x = 28,931,832.82
  5. Step 5: Solve for x
    x = 28,931,832.82/6,937.24
  6. Step 6: Final answer
    x = 4,170.51

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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.