Home / 4,812.08-7,218.24-1,302.63

Finding the Fourth Proportional to 4,812.08, 7,218.24 and 1,302.63

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Solution

The fourth proportional to 4,812.08, 7,218.24 and 1,302.63 is: 1,953.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,812.08 : 7,218.24 = 1,302.63 : x
  2. Step 2: Convert to fraction form
    4,812.08/7,218.24 = 1,302.63/x
  3. Step 3: Cross multiply
    4,812.08x = 7,218.24 × 1,302.63
  4. Step 4: Simplify right side
    4,812.08x = 9,402,708.28
  5. Step 5: Solve for x
    x = 9,402,708.28/4,812.08
  6. Step 6: Final answer
    x = 1,953.98

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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.