Home / 4,361.40-6,541.65-1,440.18

Finding the Fourth Proportional to 4,361.40, 6,541.65 and 1,440.18

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Solution

The fourth proportional to 4,361.40, 6,541.65 and 1,440.18 is: 2,160.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,361.40 : 6,541.65 = 1,440.18 : x
  2. Step 2: Convert to fraction form
    4,361.40/6,541.65 = 1,440.18/x
  3. Step 3: Cross multiply
    4,361.40x = 6,541.65 × 1,440.18
  4. Step 4: Simplify right side
    4,361.40x = 9,421,153.50
  5. Step 5: Solve for x
    x = 9,421,153.50/4,361.40
  6. Step 6: Final answer
    x = 2,160.12

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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.