Home / 4,728.51-7,092.63-1,265.76

Finding the Fourth Proportional to 4,728.51, 7,092.63 and 1,265.76

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Solution

The fourth proportional to 4,728.51, 7,092.63 and 1,265.76 is: 1,898.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,728.51 : 7,092.63 = 1,265.76 : x
  2. Step 2: Convert to fraction form
    4,728.51/7,092.63 = 1,265.76/x
  3. Step 3: Cross multiply
    4,728.51x = 7,092.63 × 1,265.76
  4. Step 4: Simplify right side
    4,728.51x = 8,977,567.35
  5. Step 5: Solve for x
    x = 8,977,567.35/4,728.51
  6. Step 6: Final answer
    x = 1,898.60

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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.