Home / 7,697.16-11,545.02-3,313.80

Finding the Fourth Proportional to 7,697.16, 11,545.02 and 3,313.80

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Solution

The fourth proportional to 7,697.16, 11,545.02 and 3,313.80 is: 4,970.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,697.16 : 11,545.02 = 3,313.80 : x
  2. Step 2: Convert to fraction form
    7,697.16/11,545.02 = 3,313.80/x
  3. Step 3: Cross multiply
    7,697.16x = 11,545.02 × 3,313.80
  4. Step 4: Simplify right side
    7,697.16x = 38,257,887.28
  5. Step 5: Solve for x
    x = 38,257,887.28/7,697.16
  6. Step 6: Final answer
    x = 4,970.39

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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.