Home / 2,830.08-3,904.04-1,710.40

Finding the Fourth Proportional to 2,830.08, 3,904.04 and 1,710.40

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Solution

The fourth proportional to 2,830.08, 3,904.04 and 1,710.40 is: 2,359.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830.08 : 3,904.04 = 1,710.40 : x
  2. Step 2: Convert to fraction form
    2,830.08/3,904.04 = 1,710.40/x
  3. Step 3: Cross multiply
    2,830.08x = 3,904.04 × 1,710.40
  4. Step 4: Simplify right side
    2,830.08x = 6,677,470.02
  5. Step 5: Solve for x
    x = 6,677,470.02/2,830.08
  6. Step 6: Final answer
    x = 2,359.46

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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.