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Finding the Fourth Proportional to 4,685.99, 6,475.41 and 4,051.76

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Solution

The fourth proportional to 4,685.99, 6,475.41 and 4,051.76 is: 5,598.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,685.99 : 6,475.41 = 4,051.76 : x
  2. Step 2: Convert to fraction form
    4,685.99/6,475.41 = 4,051.76/x
  3. Step 3: Cross multiply
    4,685.99x = 6,475.41 × 4,051.76
  4. Step 4: Simplify right side
    4,685.99x = 26,236,774.84
  5. Step 5: Solve for x
    x = 26,236,774.84/4,685.99
  6. Step 6: Final answer
    x = 5,598.99

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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.