Home / 1,948.86-2,926.53-1,870.29

Finding the Fourth Proportional to 1,948.86, 2,926.53 and 1,870.29

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Solution

The fourth proportional to 1,948.86, 2,926.53 and 1,870.29 is: 2,808.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948.86 : 2,926.53 = 1,870.29 : x
  2. Step 2: Convert to fraction form
    1,948.86/2,926.53 = 1,870.29/x
  3. Step 3: Cross multiply
    1,948.86x = 2,926.53 × 1,870.29
  4. Step 4: Simplify right side
    1,948.86x = 5,473,459.79
  5. Step 5: Solve for x
    x = 5,473,459.79/1,948.86
  6. Step 6: Final answer
    x = 2,808.54

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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.