Home / 2,920.77-4,030.61-1,594.44

Finding the Fourth Proportional to 2,920.77, 4,030.61 and 1,594.44

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Solution

The fourth proportional to 2,920.77, 4,030.61 and 1,594.44 is: 2,200.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,920.77 : 4,030.61 = 1,594.44 : x
  2. Step 2: Convert to fraction form
    2,920.77/4,030.61 = 1,594.44/x
  3. Step 3: Cross multiply
    2,920.77x = 4,030.61 × 1,594.44
  4. Step 4: Simplify right side
    2,920.77x = 6,426,565.81
  5. Step 5: Solve for x
    x = 6,426,565.81/2,920.77
  6. Step 6: Final answer
    x = 2,200.30

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1.5x scale

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.