Home / 2,457.08-3,393.16-2,100.92

Finding the Fourth Proportional to 2,457.08, 3,393.16 and 2,100.92

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Solution

The fourth proportional to 2,457.08, 3,393.16 and 2,100.92 is: 2,901.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.08 : 3,393.16 = 2,100.92 : x
  2. Step 2: Convert to fraction form
    2,457.08/3,393.16 = 2,100.92/x
  3. Step 3: Cross multiply
    2,457.08x = 3,393.16 × 2,100.92
  4. Step 4: Simplify right side
    2,457.08x = 7,128,757.71
  5. Step 5: Solve for x
    x = 7,128,757.71/2,457.08
  6. Step 6: Final answer
    x = 2,901.31

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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.