Home / 3,407.04-4,701.16-1,914.76

Finding the Fourth Proportional to 3,407.04, 4,701.16 and 1,914.76

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Solution

The fourth proportional to 3,407.04, 4,701.16 and 1,914.76 is: 2,642.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,407.04 : 4,701.16 = 1,914.76 : x
  2. Step 2: Convert to fraction form
    3,407.04/4,701.16 = 1,914.76/x
  3. Step 3: Cross multiply
    3,407.04x = 4,701.16 × 1,914.76
  4. Step 4: Simplify right side
    3,407.04x = 9,001,593.12
  5. Step 5: Solve for x
    x = 9,001,593.12/3,407.04
  6. Step 6: Final answer
    x = 2,642.06

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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.