Home / 2,920.31-4,030.05-1,594.02

Finding the Fourth Proportional to 2,920.31, 4,030.05 and 1,594.02

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Solution

The fourth proportional to 2,920.31, 4,030.05 and 1,594.02 is: 2,199.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.31 : 4,030.05 = 1,594.02 : x
  2. Step 2: Convert to fraction form
    2,920.31/4,030.05 = 1,594.02/x
  3. Step 3: Cross multiply
    2,920.31x = 4,030.05 × 1,594.02
  4. Step 4: Simplify right side
    2,920.31x = 6,423,980.30
  5. Step 5: Solve for x
    x = 6,423,980.30/2,920.31
  6. Step 6: Final answer
    x = 2,199.76

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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.