Home / 4,631.55-6,948.05-1,858.29

Finding the Fourth Proportional to 4,631.55, 6,948.05 and 1,858.29

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Solution

The fourth proportional to 4,631.55, 6,948.05 and 1,858.29 is: 2,787.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,631.55 : 6,948.05 = 1,858.29 : x
  2. Step 2: Convert to fraction form
    4,631.55/6,948.05 = 1,858.29/x
  3. Step 3: Cross multiply
    4,631.55x = 6,948.05 × 1,858.29
  4. Step 4: Simplify right side
    4,631.55x = 12,911,482.54
  5. Step 5: Solve for x
    x = 12,911,482.54/4,631.55
  6. Step 6: Final answer
    x = 2,787.72

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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.