Home / 10,339.81-14,261.30-6,559.72

Finding the Fourth Proportional to 10,339.81, 14,261.30 and 6,559.72

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Solution

The fourth proportional to 10,339.81, 14,261.30 and 6,559.72 is: 9,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.81 : 14,261.30 = 6,559.72 : x
  2. Step 2: Convert to fraction form
    10,339.81/14,261.30 = 6,559.72/x
  3. Step 3: Cross multiply
    10,339.81x = 14,261.30 × 6,559.72
  4. Step 4: Simplify right side
    10,339.81x = 93,550,134.84
  5. Step 5: Solve for x
    x = 93,550,134.84/10,339.81
  6. Step 6: Final answer
    x = 9,047.57

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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.