Home / 1,934.01-2,669.76-1,148.31

Finding the Fourth Proportional to 1,934.01, 2,669.76 and 1,148.31

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Solution

The fourth proportional to 1,934.01, 2,669.76 and 1,148.31 is: 1,585.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,934.01 : 2,669.76 = 1,148.31 : x
  2. Step 2: Convert to fraction form
    1,934.01/2,669.76 = 1,148.31/x
  3. Step 3: Cross multiply
    1,934.01x = 2,669.76 × 1,148.31
  4. Step 4: Simplify right side
    1,934.01x = 3,065,712.11
  5. Step 5: Solve for x
    x = 3,065,712.11/1,934.01
  6. Step 6: Final answer
    x = 1,585.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.