Home / 1,955.17-2,927.08-1,521.01

Finding the Fourth Proportional to 1,955.17, 2,927.08 and 1,521.01

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Solution

The fourth proportional to 1,955.17, 2,927.08 and 1,521.01 is: 2,277.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955.17 : 2,927.08 = 1,521.01 : x
  2. Step 2: Convert to fraction form
    1,955.17/2,927.08 = 1,521.01/x
  3. Step 3: Cross multiply
    1,955.17x = 2,927.08 × 1,521.01
  4. Step 4: Simplify right side
    1,955.17x = 4,452,117.95
  5. Step 5: Solve for x
    x = 4,452,117.95/1,955.17
  6. Step 6: Final answer
    x = 2,277.10

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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.