Home / 2,715.12-3,750.30-2,360.34

Finding the Fourth Proportional to 2,715.12, 3,750.30 and 2,360.34

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Solution

The fourth proportional to 2,715.12, 3,750.30 and 2,360.34 is: 3,260.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,715.12 : 3,750.30 = 2,360.34 : x
  2. Step 2: Convert to fraction form
    2,715.12/3,750.30 = 2,360.34/x
  3. Step 3: Cross multiply
    2,715.12x = 3,750.30 × 2,360.34
  4. Step 4: Simplify right side
    2,715.12x = 8,851,983.10
  5. Step 5: Solve for x
    x = 8,851,983.10/2,715.12
  6. Step 6: Final answer
    x = 3,260.25

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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.