Home / 6,451.02-9,663.57-5,459.58

Finding the Fourth Proportional to 6,451.02, 9,663.57 and 5,459.58

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Solution

The fourth proportional to 6,451.02, 9,663.57 and 5,459.58 is: 8,178.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,451.02 : 9,663.57 = 5,459.58 : x
  2. Step 2: Convert to fraction form
    6,451.02/9,663.57 = 5,459.58/x
  3. Step 3: Cross multiply
    6,451.02x = 9,663.57 × 5,459.58
  4. Step 4: Simplify right side
    6,451.02x = 52,759,033.50
  5. Step 5: Solve for x
    x = 52,759,033.50/6,451.02
  6. Step 6: Final answer
    x = 8,178.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.