Home / 9,690.02-14,537.76-4,428.46

Finding the Fourth Proportional to 9,690.02, 14,537.76 and 4,428.46

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Solution

The fourth proportional to 9,690.02, 14,537.76 and 4,428.46 is: 6,643.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,690.02 : 14,537.76 = 4,428.46 : x
  2. Step 2: Convert to fraction form
    9,690.02/14,537.76 = 4,428.46/x
  3. Step 3: Cross multiply
    9,690.02x = 14,537.76 × 4,428.46
  4. Step 4: Simplify right side
    9,690.02x = 64,379,888.65
  5. Step 5: Solve for x
    x = 64,379,888.65/9,690.02
  6. Step 6: Final answer
    x = 6,643.94

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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.