Home / 2,959.18-4,437.32-1,726.90

Finding the Fourth Proportional to 2,959.18, 4,437.32 and 1,726.90

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Solution

The fourth proportional to 2,959.18, 4,437.32 and 1,726.90 is: 2,589.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,959.18 : 4,437.32 = 1,726.90 : x
  2. Step 2: Convert to fraction form
    2,959.18/4,437.32 = 1,726.90/x
  3. Step 3: Cross multiply
    2,959.18x = 4,437.32 × 1,726.90
  4. Step 4: Simplify right side
    2,959.18x = 7,662,807.91
  5. Step 5: Solve for x
    x = 7,662,807.91/2,959.18
  6. Step 6: Final answer
    x = 2,589.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.