Home / 6,159.30-9,240.57-1,777.11

Finding the Fourth Proportional to 6,159.30, 9,240.57 and 1,777.11

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Solution

The fourth proportional to 6,159.30, 9,240.57 and 1,777.11 is: 2,666.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,159.30 : 9,240.57 = 1,777.11 : x
  2. Step 2: Convert to fraction form
    6,159.30/9,240.57 = 1,777.11/x
  3. Step 3: Cross multiply
    6,159.30x = 9,240.57 × 1,777.11
  4. Step 4: Simplify right side
    6,159.30x = 16,421,509.35
  5. Step 5: Solve for x
    x = 16,421,509.35/6,159.30
  6. Step 6: Final answer
    x = 2,666.13

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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.