Home / 1,785.24-2,657.61-1,775.52

Finding the Fourth Proportional to 1,785.24, 2,657.61 and 1,775.52

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Solution

The fourth proportional to 1,785.24, 2,657.61 and 1,775.52 is: 2,643.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,785.24 : 2,657.61 = 1,775.52 : x
  2. Step 2: Convert to fraction form
    1,785.24/2,657.61 = 1,775.52/x
  3. Step 3: Cross multiply
    1,785.24x = 2,657.61 × 1,775.52
  4. Step 4: Simplify right side
    1,785.24x = 4,718,639.71
  5. Step 5: Solve for x
    x = 4,718,639.71/1,785.24
  6. Step 6: Final answer
    x = 2,643.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.