Home / 7,390.24-11,070.76-4,474.24

Finding the Fourth Proportional to 7,390.24, 11,070.76 and 4,474.24

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Solution

The fourth proportional to 7,390.24, 11,070.76 and 4,474.24 is: 6,702.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,390.24 : 11,070.76 = 4,474.24 : x
  2. Step 2: Convert to fraction form
    7,390.24/11,070.76 = 4,474.24/x
  3. Step 3: Cross multiply
    7,390.24x = 11,070.76 × 4,474.24
  4. Step 4: Simplify right side
    7,390.24x = 49,533,237.22
  5. Step 5: Solve for x
    x = 49,533,237.22/7,390.24
  6. Step 6: Final answer
    x = 6,702.52

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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.