Home / 3,525.12-4,864.86-1,953.18

Finding the Fourth Proportional to 3,525.12, 4,864.86 and 1,953.18

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Solution

The fourth proportional to 3,525.12, 4,864.86 and 1,953.18 is: 2,695.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,525.12 : 4,864.86 = 1,953.18 : x
  2. Step 2: Convert to fraction form
    3,525.12/4,864.86 = 1,953.18/x
  3. Step 3: Cross multiply
    3,525.12x = 4,864.86 × 1,953.18
  4. Step 4: Simplify right side
    3,525.12x = 9,501,947.25
  5. Step 5: Solve for x
    x = 9,501,947.25/3,525.12
  6. Step 6: Final answer
    x = 2,695.50

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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.