Home / 3,529.04-4,870.32-1,957.28

Finding the Fourth Proportional to 3,529.04, 4,870.32 and 1,957.28

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Solution

The fourth proportional to 3,529.04, 4,870.32 and 1,957.28 is: 2,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,529.04 : 4,870.32 = 1,957.28 : x
  2. Step 2: Convert to fraction form
    3,529.04/4,870.32 = 1,957.28/x
  3. Step 3: Cross multiply
    3,529.04x = 4,870.32 × 1,957.28
  4. Step 4: Simplify right side
    3,529.04x = 9,532,579.93
  5. Step 5: Solve for x
    x = 9,532,579.93/3,529.04
  6. Step 6: Final answer
    x = 2,701.18

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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.