Home / 1,735.60-2,389.58-1,545.64

Finding the Fourth Proportional to 1,735.60, 2,389.58 and 1,545.64

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Solution

The fourth proportional to 1,735.60, 2,389.58 and 1,545.64 is: 2,128.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,735.60 : 2,389.58 = 1,545.64 : x
  2. Step 2: Convert to fraction form
    1,735.60/2,389.58 = 1,545.64/x
  3. Step 3: Cross multiply
    1,735.60x = 2,389.58 × 1,545.64
  4. Step 4: Simplify right side
    1,735.60x = 3,693,430.43
  5. Step 5: Solve for x
    x = 3,693,430.43/1,735.60
  6. Step 6: Final answer
    x = 2,128.04

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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.