Home / 9,656.40-13,316.72-7,673.52

Finding the Fourth Proportional to 9,656.40, 13,316.72 and 7,673.52

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Solution

The fourth proportional to 9,656.40, 13,316.72 and 7,673.52 is: 10,582.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,656.40 : 13,316.72 = 7,673.52 : x
  2. Step 2: Convert to fraction form
    9,656.40/13,316.72 = 7,673.52/x
  3. Step 3: Cross multiply
    9,656.40x = 13,316.72 × 7,673.52
  4. Step 4: Simplify right side
    9,656.40x = 102,186,117.25
  5. Step 5: Solve for x
    x = 102,186,117.25/9,656.40
  6. Step 6: Final answer
    x = 10,582.22

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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.