Home / 6,430.17-9,635.29-4,459.65

Finding the Fourth Proportional to 6,430.17, 9,635.29 and 4,459.65

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Solution

The fourth proportional to 6,430.17, 9,635.29 and 4,459.65 is: 6,682.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430.17 : 9,635.29 = 4,459.65 : x
  2. Step 2: Convert to fraction form
    6,430.17/9,635.29 = 4,459.65/x
  3. Step 3: Cross multiply
    6,430.17x = 9,635.29 × 4,459.65
  4. Step 4: Simplify right side
    6,430.17x = 42,969,973.77
  5. Step 5: Solve for x
    x = 42,969,973.77/6,430.17
  6. Step 6: Final answer
    x = 6,682.55

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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.