Home / 9,784.55-14,670.45-6,442.69

Finding the Fourth Proportional to 9,784.55, 14,670.45 and 6,442.69

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Solution

The fourth proportional to 9,784.55, 14,670.45 and 6,442.69 is: 9,659.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.55 : 14,670.45 = 6,442.69 : x
  2. Step 2: Convert to fraction form
    9,784.55/14,670.45 = 6,442.69/x
  3. Step 3: Cross multiply
    9,784.55x = 14,670.45 × 6,442.69
  4. Step 4: Simplify right side
    9,784.55x = 94,517,161.51
  5. Step 5: Solve for x
    x = 94,517,161.51/9,784.55
  6. Step 6: Final answer
    x = 9,659.84

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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.