Home / 4,152.12-6,227.28-1,686.30

Finding the Fourth Proportional to 4,152.12, 6,227.28 and 1,686.30

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Solution

The fourth proportional to 4,152.12, 6,227.28 and 1,686.30 is: 2,529.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,152.12 : 6,227.28 = 1,686.30 : x
  2. Step 2: Convert to fraction form
    4,152.12/6,227.28 = 1,686.30/x
  3. Step 3: Cross multiply
    4,152.12x = 6,227.28 × 1,686.30
  4. Step 4: Simplify right side
    4,152.12x = 10,501,062.26
  5. Step 5: Solve for x
    x = 10,501,062.26/4,152.12
  6. Step 6: Final answer
    x = 2,529.08

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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.