Home / 9,707.32-14,563.50-2,782.36

Finding the Fourth Proportional to 9,707.32, 14,563.50 and 2,782.36

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Solution

The fourth proportional to 9,707.32, 14,563.50 and 2,782.36 is: 4,174.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,707.32 : 14,563.50 = 2,782.36 : x
  2. Step 2: Convert to fraction form
    9,707.32/14,563.50 = 2,782.36/x
  3. Step 3: Cross multiply
    9,707.32x = 14,563.50 × 2,782.36
  4. Step 4: Simplify right side
    9,707.32x = 40,520,899.86
  5. Step 5: Solve for x
    x = 40,520,899.86/9,707.32
  6. Step 6: Final answer
    x = 4,174.26

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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.