Home / 2,925.16-4,036.72-1,730.16

Finding the Fourth Proportional to 2,925.16, 4,036.72 and 1,730.16

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Solution

The fourth proportional to 2,925.16, 4,036.72 and 1,730.16 is: 2,387.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,925.16 : 4,036.72 = 1,730.16 : x
  2. Step 2: Convert to fraction form
    2,925.16/4,036.72 = 1,730.16/x
  3. Step 3: Cross multiply
    2,925.16x = 4,036.72 × 1,730.16
  4. Step 4: Simplify right side
    2,925.16x = 6,984,171.48
  5. Step 5: Solve for x
    x = 6,984,171.48/2,925.16
  6. Step 6: Final answer
    x = 2,387.62

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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.