Home / 4,113.51-6,170.40-1,480.20

Finding the Fourth Proportional to 4,113.51, 6,170.40 and 1,480.20

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Solution

The fourth proportional to 4,113.51, 6,170.40 and 1,480.20 is: 2,220.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,113.51 : 6,170.40 = 1,480.20 : x
  2. Step 2: Convert to fraction form
    4,113.51/6,170.40 = 1,480.20/x
  3. Step 3: Cross multiply
    4,113.51x = 6,170.40 × 1,480.20
  4. Step 4: Simplify right side
    4,113.51x = 9,133,426.08
  5. Step 5: Solve for x
    x = 9,133,426.08/4,113.51
  6. Step 6: Final answer
    x = 2,220.35

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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.