Home / 1,700.23-2,345.14-1,385.50

Finding the Fourth Proportional to 1,700.23, 2,345.14 and 1,385.50

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Solution

The fourth proportional to 1,700.23, 2,345.14 and 1,385.50 is: 1,911.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700.23 : 2,345.14 = 1,385.50 : x
  2. Step 2: Convert to fraction form
    1,700.23/2,345.14 = 1,385.50/x
  3. Step 3: Cross multiply
    1,700.23x = 2,345.14 × 1,385.50
  4. Step 4: Simplify right side
    1,700.23x = 3,249,183.19
  5. Step 5: Solve for x
    x = 3,249,183.19/1,700.23
  6. Step 6: Final answer
    x = 1,911.02

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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.