Home / 3,001.47-4,141.53-1,675.17

Finding the Fourth Proportional to 3,001.47, 4,141.53 and 1,675.17

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Solution

The fourth proportional to 3,001.47, 4,141.53 and 1,675.17 is: 2,311.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,001.47 : 4,141.53 = 1,675.17 : x
  2. Step 2: Convert to fraction form
    3,001.47/4,141.53 = 1,675.17/x
  3. Step 3: Cross multiply
    3,001.47x = 4,141.53 × 1,675.17
  4. Step 4: Simplify right side
    3,001.47x = 6,937,766.81
  5. Step 5: Solve for x
    x = 6,937,766.81/3,001.47
  6. Step 6: Final answer
    x = 2,311.46

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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.