Home / 2,313.16-3,192.18-1,265.22

Finding the Fourth Proportional to 2,313.16, 3,192.18 and 1,265.22

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Solution

The fourth proportional to 2,313.16, 3,192.18 and 1,265.22 is: 1,746.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,313.16 : 3,192.18 = 1,265.22 : x
  2. Step 2: Convert to fraction form
    2,313.16/3,192.18 = 1,265.22/x
  3. Step 3: Cross multiply
    2,313.16x = 3,192.18 × 1,265.22
  4. Step 4: Simplify right side
    2,313.16x = 4,038,805.24
  5. Step 5: Solve for x
    x = 4,038,805.24/2,313.16
  6. Step 6: Final answer
    x = 1,746.01

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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.