Home / 1,938.90-2,904.30-1,526.10

Finding the Fourth Proportional to 1,938.90, 2,904.30 and 1,526.10

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Solution

The fourth proportional to 1,938.90, 2,904.30 and 1,526.10 is: 2,285.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,938.90 : 2,904.30 = 1,526.10 : x
  2. Step 2: Convert to fraction form
    1,938.90/2,904.30 = 1,526.10/x
  3. Step 3: Cross multiply
    1,938.90x = 2,904.30 × 1,526.10
  4. Step 4: Simplify right side
    1,938.90x = 4,432,252.23
  5. Step 5: Solve for x
    x = 4,432,252.23/1,938.90
  6. Step 6: Final answer
    x = 2,285.96

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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.