Home / 2,340.46-3,510.73-1,307.05

Finding the Fourth Proportional to 2,340.46, 3,510.73 and 1,307.05

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Solution

The fourth proportional to 2,340.46, 3,510.73 and 1,307.05 is: 1,960.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.46 : 3,510.73 = 1,307.05 : x
  2. Step 2: Convert to fraction form
    2,340.46/3,510.73 = 1,307.05/x
  3. Step 3: Cross multiply
    2,340.46x = 3,510.73 × 1,307.05
  4. Step 4: Simplify right side
    2,340.46x = 4,588,688.63
  5. Step 5: Solve for x
    x = 4,588,688.63/2,340.46
  6. Step 6: Final answer
    x = 1,960.59

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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.