Home / 1,675.74-2,300.13-1,485.06

Finding the Fourth Proportional to 1,675.74, 2,300.13 and 1,485.06

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Solution

The fourth proportional to 1,675.74, 2,300.13 and 1,485.06 is: 2,038.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,675.74 : 2,300.13 = 1,485.06 : x
  2. Step 2: Convert to fraction form
    1,675.74/2,300.13 = 1,485.06/x
  3. Step 3: Cross multiply
    1,675.74x = 2,300.13 × 1,485.06
  4. Step 4: Simplify right side
    1,675.74x = 3,415,831.06
  5. Step 5: Solve for x
    x = 3,415,831.06/1,675.74
  6. Step 6: Final answer
    x = 2,038.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.