Home / 2,595.72-3,580.76-1,711.20

Finding the Fourth Proportional to 2,595.72, 3,580.76 and 1,711.20

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Solution

The fourth proportional to 2,595.72, 3,580.76 and 1,711.20 is: 2,360.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,595.72 : 3,580.76 = 1,711.20 : x
  2. Step 2: Convert to fraction form
    2,595.72/3,580.76 = 1,711.20/x
  3. Step 3: Cross multiply
    2,595.72x = 3,580.76 × 1,711.20
  4. Step 4: Simplify right side
    2,595.72x = 6,127,396.51
  5. Step 5: Solve for x
    x = 6,127,396.51/2,595.72
  6. Step 6: Final answer
    x = 2,360.58

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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.