Home / 1,485.95-2,050.19-1,066.17

Finding the Fourth Proportional to 1,485.95, 2,050.19 and 1,066.17

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Solution

The fourth proportional to 1,485.95, 2,050.19 and 1,066.17 is: 1,471.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485.95 : 2,050.19 = 1,066.17 : x
  2. Step 2: Convert to fraction form
    1,485.95/2,050.19 = 1,066.17/x
  3. Step 3: Cross multiply
    1,485.95x = 2,050.19 × 1,066.17
  4. Step 4: Simplify right side
    1,485.95x = 2,185,851.07
  5. Step 5: Solve for x
    x = 2,185,851.07/1,485.95
  6. Step 6: Final answer
    x = 1,471.01

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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.