Home / 9,784.26-14,669.10-6,656.40

Finding the Fourth Proportional to 9,784.26, 14,669.10 and 6,656.40

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Solution

The fourth proportional to 9,784.26, 14,669.10 and 6,656.40 is: 9,979.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,784.26 : 14,669.10 = 6,656.40 : x
  2. Step 2: Convert to fraction form
    9,784.26/14,669.10 = 6,656.40/x
  3. Step 3: Cross multiply
    9,784.26x = 14,669.10 × 6,656.40
  4. Step 4: Simplify right side
    9,784.26x = 97,643,397.24
  5. Step 5: Solve for x
    x = 97,643,397.24/9,784.26
  6. Step 6: Final answer
    x = 9,979.64

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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.