Home / 7,362.08-10,127.76-6,461.92

Finding the Fourth Proportional to 7,362.08, 10,127.76 and 6,461.92

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Solution

The fourth proportional to 7,362.08, 10,127.76 and 6,461.92 is: 8,889.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,362.08 : 10,127.76 = 6,461.92 : x
  2. Step 2: Convert to fraction form
    7,362.08/10,127.76 = 6,461.92/x
  3. Step 3: Cross multiply
    7,362.08x = 10,127.76 × 6,461.92
  4. Step 4: Simplify right side
    7,362.08x = 65,444,774.90
  5. Step 5: Solve for x
    x = 65,444,774.90/7,362.08
  6. Step 6: Final answer
    x = 8,889.44

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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.