Home / 7,483.17-11,228.16-2,803.55

Finding the Fourth Proportional to 7,483.17, 11,228.16 and 2,803.55

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Solution

The fourth proportional to 7,483.17, 11,228.16 and 2,803.55 is: 4,206.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,483.17 : 11,228.16 = 2,803.55 : x
  2. Step 2: Convert to fraction form
    7,483.17/11,228.16 = 2,803.55/x
  3. Step 3: Cross multiply
    7,483.17x = 11,228.16 × 2,803.55
  4. Step 4: Simplify right side
    7,483.17x = 31,478,651.83
  5. Step 5: Solve for x
    x = 31,478,651.83/7,483.17
  6. Step 6: Final answer
    x = 4,206.59

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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.