Home / 1,927.08-2,888.22-1,002.15

Finding the Fourth Proportional to 1,927.08, 2,888.22 and 1,002.15

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Solution

The fourth proportional to 1,927.08, 2,888.22 and 1,002.15 is: 1,501.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.08 : 2,888.22 = 1,002.15 : x
  2. Step 2: Convert to fraction form
    1,927.08/2,888.22 = 1,002.15/x
  3. Step 3: Cross multiply
    1,927.08x = 2,888.22 × 1,002.15
  4. Step 4: Simplify right side
    1,927.08x = 2,894,429.67
  5. Step 5: Solve for x
    x = 2,894,429.67/1,927.08
  6. Step 6: Final answer
    x = 1,501.98

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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.