Home / 6,405.24-9,595.43-4,207.30

Finding the Fourth Proportional to 6,405.24, 9,595.43 and 4,207.30

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Solution

The fourth proportional to 6,405.24, 9,595.43 and 4,207.30 is: 6,302.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.24 : 9,595.43 = 4,207.30 : x
  2. Step 2: Convert to fraction form
    6,405.24/9,595.43 = 4,207.30/x
  3. Step 3: Cross multiply
    6,405.24x = 9,595.43 × 4,207.30
  4. Step 4: Simplify right side
    6,405.24x = 40,370,852.64
  5. Step 5: Solve for x
    x = 40,370,852.64/6,405.24
  6. Step 6: Final answer
    x = 6,302.79

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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.