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Finding the Fourth Proportional to 6,984.96, 9,643.44 and 4,598.76

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Solution

The fourth proportional to 6,984.96, 9,643.44 and 4,598.76 is: 6,349.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,984.96 : 9,643.44 = 4,598.76 : x
  2. Step 2: Convert to fraction form
    6,984.96/9,643.44 = 4,598.76/x
  3. Step 3: Cross multiply
    6,984.96x = 9,643.44 × 4,598.76
  4. Step 4: Simplify right side
    6,984.96x = 44,347,866.13
  5. Step 5: Solve for x
    x = 44,347,866.13/6,984.96
  6. Step 6: Final answer
    x = 6,349.05

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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.