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Finding the Fourth Proportional to 7,296.95, 10,070.69 and 4,779.68

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Solution

The fourth proportional to 7,296.95, 10,070.69 and 4,779.68 is: 6,596.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,296.95 : 10,070.69 = 4,779.68 : x
  2. Step 2: Convert to fraction form
    7,296.95/10,070.69 = 4,779.68/x
  3. Step 3: Cross multiply
    7,296.95x = 10,070.69 × 4,779.68
  4. Step 4: Simplify right side
    7,296.95x = 48,134,601.33
  5. Step 5: Solve for x
    x = 48,134,601.33/7,296.95
  6. Step 6: Final answer
    x = 6,596.53

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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.