Home / 2,970.24-4,454.28-1,510.68

Finding the Fourth Proportional to 2,970.24, 4,454.28 and 1,510.68

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Solution

The fourth proportional to 2,970.24, 4,454.28 and 1,510.68 is: 2,265.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970.24 : 4,454.28 = 1,510.68 : x
  2. Step 2: Convert to fraction form
    2,970.24/4,454.28 = 1,510.68/x
  3. Step 3: Cross multiply
    2,970.24x = 4,454.28 × 1,510.68
  4. Step 4: Simplify right side
    2,970.24x = 6,728,991.71
  5. Step 5: Solve for x
    x = 6,728,991.71/2,970.24
  6. Step 6: Final answer
    x = 2,265.47

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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.