Home / 9,977.65-14,966.60-4,782.31

Finding the Fourth Proportional to 9,977.65, 14,966.60 and 4,782.31

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Solution

The fourth proportional to 9,977.65, 14,966.60 and 4,782.31 is: 7,173.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,977.65 : 14,966.60 = 4,782.31 : x
  2. Step 2: Convert to fraction form
    9,977.65/14,966.60 = 4,782.31/x
  3. Step 3: Cross multiply
    9,977.65x = 14,966.60 × 4,782.31
  4. Step 4: Simplify right side
    9,977.65x = 71,574,920.85
  5. Step 5: Solve for x
    x = 71,574,920.85/9,977.65
  6. Step 6: Final answer
    x = 7,173.52

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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.