Home / 4,346.79-6,520.15-1,425.07

Finding the Fourth Proportional to 4,346.79, 6,520.15 and 1,425.07

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Solution

The fourth proportional to 4,346.79, 6,520.15 and 1,425.07 is: 2,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,346.79 : 6,520.15 = 1,425.07 : x
  2. Step 2: Convert to fraction form
    4,346.79/6,520.15 = 1,425.07/x
  3. Step 3: Cross multiply
    4,346.79x = 6,520.15 × 1,425.07
  4. Step 4: Simplify right side
    4,346.79x = 9,291,670.16
  5. Step 5: Solve for x
    x = 9,291,670.16/4,346.79
  6. Step 6: Final answer
    x = 2,137.59

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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.