Home / 2,920.77-4,030.64-1,594.47

Finding the Fourth Proportional to 2,920.77, 4,030.64 and 1,594.47

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Solution

The fourth proportional to 2,920.77, 4,030.64 and 1,594.47 is: 2,200.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.77 : 4,030.64 = 1,594.47 : x
  2. Step 2: Convert to fraction form
    2,920.77/4,030.64 = 1,594.47/x
  3. Step 3: Cross multiply
    2,920.77x = 4,030.64 × 1,594.47
  4. Step 4: Simplify right side
    2,920.77x = 6,426,726.59
  5. Step 5: Solve for x
    x = 6,426,726.59/2,920.77
  6. Step 6: Final answer
    x = 2,200.35

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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.