Home / 1,485.68-2,050.96-962.06

Finding the Fourth Proportional to 1,485.68, 2,050.96 and 962.06

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Solution

The fourth proportional to 1,485.68, 2,050.96 and 962.06 is: 1,328.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485.68 : 2,050.96 = 962.06 : x
  2. Step 2: Convert to fraction form
    1,485.68/2,050.96 = 962.06/x
  3. Step 3: Cross multiply
    1,485.68x = 2,050.96 × 962.06
  4. Step 4: Simplify right side
    1,485.68x = 1,973,146.58
  5. Step 5: Solve for x
    x = 1,973,146.58/1,485.68
  6. Step 6: Final answer
    x = 1,328.11

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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.