Home / 9,756.69-13,465.47-6,402.34

Finding the Fourth Proportional to 9,756.69, 13,465.47 and 6,402.34

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Solution

The fourth proportional to 9,756.69, 13,465.47 and 6,402.34 is: 8,836.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,756.69 : 13,465.47 = 6,402.34 : x
  2. Step 2: Convert to fraction form
    9,756.69/13,465.47 = 6,402.34/x
  3. Step 3: Cross multiply
    9,756.69x = 13,465.47 × 6,402.34
  4. Step 4: Simplify right side
    9,756.69x = 86,210,517.20
  5. Step 5: Solve for x
    x = 86,210,517.20/9,756.69
  6. Step 6: Final answer
    x = 8,836.04

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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.