Home / 4,417.13-6,628.73-1,820.07

Finding the Fourth Proportional to 4,417.13, 6,628.73 and 1,820.07

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Solution

The fourth proportional to 4,417.13, 6,628.73 and 1,820.07 is: 2,731.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.13 : 6,628.73 = 1,820.07 : x
  2. Step 2: Convert to fraction form
    4,417.13/6,628.73 = 1,820.07/x
  3. Step 3: Cross multiply
    4,417.13x = 6,628.73 × 1,820.07
  4. Step 4: Simplify right side
    4,417.13x = 12,064,743.51
  5. Step 5: Solve for x
    x = 12,064,743.51/4,417.13
  6. Step 6: Final answer
    x = 2,731.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.