Home / 3,787.40-5,655.55-3,095.46

Finding the Fourth Proportional to 3,787.40, 5,655.55 and 3,095.46

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Solution

The fourth proportional to 3,787.40, 5,655.55 and 3,095.46 is: 4,622.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,787.40 : 5,655.55 = 3,095.46 : x
  2. Step 2: Convert to fraction form
    3,787.40/5,655.55 = 3,095.46/x
  3. Step 3: Cross multiply
    3,787.40x = 5,655.55 × 3,095.46
  4. Step 4: Simplify right side
    3,787.40x = 17,506,528.80
  5. Step 5: Solve for x
    x = 17,506,528.80/3,787.40
  6. Step 6: Final answer
    x = 4,622.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.