Home / 1,476.89-2,038.28-847.52

Finding the Fourth Proportional to 1,476.89, 2,038.28 and 847.52

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Solution

The fourth proportional to 1,476.89, 2,038.28 and 847.52 is: 1,169.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,476.89 : 2,038.28 = 847.52 : x
  2. Step 2: Convert to fraction form
    1,476.89/2,038.28 = 847.52/x
  3. Step 3: Cross multiply
    1,476.89x = 2,038.28 × 847.52
  4. Step 4: Simplify right side
    1,476.89x = 1,727,468.64
  5. Step 5: Solve for x
    x = 1,727,468.64/1,476.89
  6. Step 6: Final answer
    x = 1,169.67

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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.