Home / 2,510.81-3,457.19-2,230.56

Finding the Fourth Proportional to 2,510.81, 3,457.19 and 2,230.56

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Solution

The fourth proportional to 2,510.81, 3,457.19 and 2,230.56 is: 3,071.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,510.81 : 3,457.19 = 2,230.56 : x
  2. Step 2: Convert to fraction form
    2,510.81/3,457.19 = 2,230.56/x
  3. Step 3: Cross multiply
    2,510.81x = 3,457.19 × 2,230.56
  4. Step 4: Simplify right side
    2,510.81x = 7,711,441.29
  5. Step 5: Solve for x
    x = 7,711,441.29/2,510.81
  6. Step 6: Final answer
    x = 3,071.30

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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.