Home / 9,710.32-13,396.44-5,977.84

Finding the Fourth Proportional to 9,710.32, 13,396.44 and 5,977.84

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Solution

The fourth proportional to 9,710.32, 13,396.44 and 5,977.84 is: 8,247.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,710.32 : 13,396.44 = 5,977.84 : x
  2. Step 2: Convert to fraction form
    9,710.32/13,396.44 = 5,977.84/x
  3. Step 3: Cross multiply
    9,710.32x = 13,396.44 × 5,977.84
  4. Step 4: Simplify right side
    9,710.32x = 80,081,774.89
  5. Step 5: Solve for x
    x = 80,081,774.89/9,710.32
  6. Step 6: Final answer
    x = 8,247.08

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.