Home / 4,180.02-6,270.63-1,258.55

Finding the Fourth Proportional to 4,180.02, 6,270.63 and 1,258.55

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Solution

The fourth proportional to 4,180.02, 6,270.63 and 1,258.55 is: 1,888.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,180.02 : 6,270.63 = 1,258.55 : x
  2. Step 2: Convert to fraction form
    4,180.02/6,270.63 = 1,258.55/x
  3. Step 3: Cross multiply
    4,180.02x = 6,270.63 × 1,258.55
  4. Step 4: Simplify right side
    4,180.02x = 7,891,901.39
  5. Step 5: Solve for x
    x = 7,891,901.39/4,180.02
  6. Step 6: Final answer
    x = 1,888.01

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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.