Home / 1,983.17-2,737.10-1,510.31

Finding the Fourth Proportional to 1,983.17, 2,737.10 and 1,510.31

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Solution

The fourth proportional to 1,983.17, 2,737.10 and 1,510.31 is: 2,084.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,983.17 : 2,737.10 = 1,510.31 : x
  2. Step 2: Convert to fraction form
    1,983.17/2,737.10 = 1,510.31/x
  3. Step 3: Cross multiply
    1,983.17x = 2,737.10 × 1,510.31
  4. Step 4: Simplify right side
    1,983.17x = 4,133,880.12
  5. Step 5: Solve for x
    x = 4,133,880.12/1,983.17
  6. Step 6: Final answer
    x = 2,084.48

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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.