Home / 2,340.15-3,510.21-953.16

Finding the Fourth Proportional to 2,340.15, 3,510.21 and 953.16

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Solution

The fourth proportional to 2,340.15, 3,510.21 and 953.16 is: 1,429.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340.15 : 3,510.21 = 953.16 : x
  2. Step 2: Convert to fraction form
    2,340.15/3,510.21 = 953.16/x
  3. Step 3: Cross multiply
    2,340.15x = 3,510.21 × 953.16
  4. Step 4: Simplify right side
    2,340.15x = 3,345,774.21
  5. Step 5: Solve for x
    x = 3,345,774.21/2,340.15
  6. Step 6: Final answer
    x = 1,429.73

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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.