Home / 3,146.93-4,341.52-1,888.01

Finding the Fourth Proportional to 3,146.93, 4,341.52 and 1,888.01

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Solution

The fourth proportional to 3,146.93, 4,341.52 and 1,888.01 is: 2,604.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,146.93 : 4,341.52 = 1,888.01 : x
  2. Step 2: Convert to fraction form
    3,146.93/4,341.52 = 1,888.01/x
  3. Step 3: Cross multiply
    3,146.93x = 4,341.52 × 1,888.01
  4. Step 4: Simplify right side
    3,146.93x = 8,196,823.74
  5. Step 5: Solve for x
    x = 8,196,823.74/3,146.93
  6. Step 6: Final answer
    x = 2,604.70

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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.