Home / 2,455.24-3,387.36-1,510.69

Finding the Fourth Proportional to 2,455.24, 3,387.36 and 1,510.69

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Solution

The fourth proportional to 2,455.24, 3,387.36 and 1,510.69 is: 2,084.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455.24 : 3,387.36 = 1,510.69 : x
  2. Step 2: Convert to fraction form
    2,455.24/3,387.36 = 1,510.69/x
  3. Step 3: Cross multiply
    2,455.24x = 3,387.36 × 1,510.69
  4. Step 4: Simplify right side
    2,455.24x = 5,117,250.88
  5. Step 5: Solve for x
    x = 5,117,250.88/2,455.24
  6. Step 6: Final answer
    x = 2,084.22

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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.