Home / 4,117.47-5,670.70-3,557.76

Finding the Fourth Proportional to 4,117.47, 5,670.70 and 3,557.76

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Solution

The fourth proportional to 4,117.47, 5,670.70 and 3,557.76 is: 4,899.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,117.47 : 5,670.70 = 3,557.76 : x
  2. Step 2: Convert to fraction form
    4,117.47/5,670.70 = 3,557.76/x
  3. Step 3: Cross multiply
    4,117.47x = 5,670.70 × 3,557.76
  4. Step 4: Simplify right side
    4,117.47x = 20,174,989.63
  5. Step 5: Solve for x
    x = 20,174,989.63/4,117.47
  6. Step 6: Final answer
    x = 4,899.85

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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.