Home / 3,530.19-4,871.03-2,038.17

Finding the Fourth Proportional to 3,530.19, 4,871.03 and 2,038.17

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Solution

The fourth proportional to 3,530.19, 4,871.03 and 2,038.17 is: 2,812.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,530.19 : 4,871.03 = 2,038.17 : x
  2. Step 2: Convert to fraction form
    3,530.19/4,871.03 = 2,038.17/x
  3. Step 3: Cross multiply
    3,530.19x = 4,871.03 × 2,038.17
  4. Step 4: Simplify right side
    3,530.19x = 9,927,977.02
  5. Step 5: Solve for x
    x = 9,927,977.02/3,530.19
  6. Step 6: Final answer
    x = 2,812.31

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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.