Home / 6,488.08-8,953.77-3,837.76

Finding the Fourth Proportional to 6,488.08, 8,953.77 and 3,837.76

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Solution

The fourth proportional to 6,488.08, 8,953.77 and 3,837.76 is: 5,296.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,488.08 : 8,953.77 = 3,837.76 : x
  2. Step 2: Convert to fraction form
    6,488.08/8,953.77 = 3,837.76/x
  3. Step 3: Cross multiply
    6,488.08x = 8,953.77 × 3,837.76
  4. Step 4: Simplify right side
    6,488.08x = 34,362,420.36
  5. Step 5: Solve for x
    x = 34,362,420.36/6,488.08
  6. Step 6: Final answer
    x = 5,296.24

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1.5x scale

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.