Home / 1,926.89-2,888.28-1,001.51

Finding the Fourth Proportional to 1,926.89, 2,888.28 and 1,001.51

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Solution

The fourth proportional to 1,926.89, 2,888.28 and 1,001.51 is: 1,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926.89 : 2,888.28 = 1,001.51 : x
  2. Step 2: Convert to fraction form
    1,926.89/2,888.28 = 1,001.51/x
  3. Step 3: Cross multiply
    1,926.89x = 2,888.28 × 1,001.51
  4. Step 4: Simplify right side
    1,926.89x = 2,892,636.30
  5. Step 5: Solve for x
    x = 2,892,636.30/1,926.89
  6. Step 6: Final answer
    x = 1,501.20

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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.