Home / 2,472.34-3,411.36-1,528.24

Finding the Fourth Proportional to 2,472.34, 3,411.36 and 1,528.24

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Solution

The fourth proportional to 2,472.34, 3,411.36 and 1,528.24 is: 2,108.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,472.34 : 3,411.36 = 1,528.24 : x
  2. Step 2: Convert to fraction form
    2,472.34/3,411.36 = 1,528.24/x
  3. Step 3: Cross multiply
    2,472.34x = 3,411.36 × 1,528.24
  4. Step 4: Simplify right side
    2,472.34x = 5,213,376.81
  5. Step 5: Solve for x
    x = 5,213,376.81/2,472.34
  6. Step 6: Final answer
    x = 2,108.68

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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.