Home / 2,457.52-3,390.70-1,710.64

Finding the Fourth Proportional to 2,457.52, 3,390.70 and 1,710.64

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Solution

The fourth proportional to 2,457.52, 3,390.70 and 1,710.64 is: 2,360.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,457.52 : 3,390.70 = 1,710.64 : x
  2. Step 2: Convert to fraction form
    2,457.52/3,390.70 = 1,710.64/x
  3. Step 3: Cross multiply
    2,457.52x = 3,390.70 × 1,710.64
  4. Step 4: Simplify right side
    2,457.52x = 5,800,267.05
  5. Step 5: Solve for x
    x = 5,800,267.05/2,457.52
  6. Step 6: Final answer
    x = 2,360.21

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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.