Home / 2,360.07-3,256.89-1,312.14

Finding the Fourth Proportional to 2,360.07, 3,256.89 and 1,312.14

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Solution

The fourth proportional to 2,360.07, 3,256.89 and 1,312.14 is: 1,810.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,360.07 : 3,256.89 = 1,312.14 : x
  2. Step 2: Convert to fraction form
    2,360.07/3,256.89 = 1,312.14/x
  3. Step 3: Cross multiply
    2,360.07x = 3,256.89 × 1,312.14
  4. Step 4: Simplify right side
    2,360.07x = 4,273,495.64
  5. Step 5: Solve for x
    x = 4,273,495.64/2,360.07
  6. Step 6: Final answer
    x = 1,810.75

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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.