Home / 6,779.07-10,153.17-4,689.63

Finding the Fourth Proportional to 6,779.07, 10,153.17 and 4,689.63

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Solution

The fourth proportional to 6,779.07, 10,153.17 and 4,689.63 is: 7,023.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,779.07 : 10,153.17 = 4,689.63 : x
  2. Step 2: Convert to fraction form
    6,779.07/10,153.17 = 4,689.63/x
  3. Step 3: Cross multiply
    6,779.07x = 10,153.17 × 4,689.63
  4. Step 4: Simplify right side
    6,779.07x = 47,614,610.63
  5. Step 5: Solve for x
    x = 47,614,610.63/6,779.07
  6. Step 6: Final answer
    x = 7,023.77

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1.5x scale

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.