Home / 2,386.12-3,293.97-1,590.76

Finding the Fourth Proportional to 2,386.12, 3,293.97 and 1,590.76

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Solution

The fourth proportional to 2,386.12, 3,293.97 and 1,590.76 is: 2,196.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,386.12 : 3,293.97 = 1,590.76 : x
  2. Step 2: Convert to fraction form
    2,386.12/3,293.97 = 1,590.76/x
  3. Step 3: Cross multiply
    2,386.12x = 3,293.97 × 1,590.76
  4. Step 4: Simplify right side
    2,386.12x = 5,239,915.72
  5. Step 5: Solve for x
    x = 5,239,915.72/2,386.12
  6. Step 6: Final answer
    x = 2,196.00

Related Problems

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Half scale
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Double scale
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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.