Home / 9,397.13-12,969.76-5,363.93

Finding the Fourth Proportional to 9,397.13, 12,969.76 and 5,363.93

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Solution

The fourth proportional to 9,397.13, 12,969.76 and 5,363.93 is: 7,403.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,397.13 : 12,969.76 = 5,363.93 : x
  2. Step 2: Convert to fraction form
    9,397.13/12,969.76 = 5,363.93/x
  3. Step 3: Cross multiply
    9,397.13x = 12,969.76 × 5,363.93
  4. Step 4: Simplify right side
    9,397.13x = 69,568,903.77
  5. Step 5: Solve for x
    x = 69,568,903.77/9,397.13
  6. Step 6: Final answer
    x = 7,403.21

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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.