Home / 1,492.45-2,239.01-1,030.43

Finding the Fourth Proportional to 1,492.45, 2,239.01 and 1,030.43

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Solution

The fourth proportional to 1,492.45, 2,239.01 and 1,030.43 is: 1,545.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,492.45 : 2,239.01 = 1,030.43 : x
  2. Step 2: Convert to fraction form
    1,492.45/2,239.01 = 1,030.43/x
  3. Step 3: Cross multiply
    1,492.45x = 2,239.01 × 1,030.43
  4. Step 4: Simplify right side
    1,492.45x = 2,307,143.07
  5. Step 5: Solve for x
    x = 2,307,143.07/1,492.45
  6. Step 6: Final answer
    x = 1,545.88

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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.