Home / 1,723.16-2,376.63-1,162.74

Finding the Fourth Proportional to 1,723.16, 2,376.63 and 1,162.74

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Solution

The fourth proportional to 1,723.16, 2,376.63 and 1,162.74 is: 1,603.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.16 : 2,376.63 = 1,162.74 : x
  2. Step 2: Convert to fraction form
    1,723.16/2,376.63 = 1,162.74/x
  3. Step 3: Cross multiply
    1,723.16x = 2,376.63 × 1,162.74
  4. Step 4: Simplify right side
    1,723.16x = 2,763,402.77
  5. Step 5: Solve for x
    x = 2,763,402.77/1,723.16
  6. Step 6: Final answer
    x = 1,603.69

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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.