Home / 2,520.48-3,477.14-1,472.08

Finding the Fourth Proportional to 2,520.48, 3,477.14 and 1,472.08

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Solution

The fourth proportional to 2,520.48, 3,477.14 and 1,472.08 is: 2,030.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,520.48 : 3,477.14 = 1,472.08 : x
  2. Step 2: Convert to fraction form
    2,520.48/3,477.14 = 1,472.08/x
  3. Step 3: Cross multiply
    2,520.48x = 3,477.14 × 1,472.08
  4. Step 4: Simplify right side
    2,520.48x = 5,118,628.25
  5. Step 5: Solve for x
    x = 5,118,628.25/2,520.48
  6. Step 6: Final answer
    x = 2,030.81

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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.