Home / 1,492.51-2,054.95-1,137.29

Finding the Fourth Proportional to 1,492.51, 2,054.95 and 1,137.29

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Solution

The fourth proportional to 1,492.51, 2,054.95 and 1,137.29 is: 1,565.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.51 : 2,054.95 = 1,137.29 : x
  2. Step 2: Convert to fraction form
    1,492.51/2,054.95 = 1,137.29/x
  3. Step 3: Cross multiply
    1,492.51x = 2,054.95 × 1,137.29
  4. Step 4: Simplify right side
    1,492.51x = 2,337,074.25
  5. Step 5: Solve for x
    x = 2,337,074.25/1,492.51
  6. Step 6: Final answer
    x = 1,565.87

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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.