Home / 9,426.88-13,009.50-5,235.13

Finding the Fourth Proportional to 9,426.88, 13,009.50 and 5,235.13

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Solution

The fourth proportional to 9,426.88, 13,009.50 and 5,235.13 is: 7,224.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,426.88 : 13,009.50 = 5,235.13 : x
  2. Step 2: Convert to fraction form
    9,426.88/13,009.50 = 5,235.13/x
  3. Step 3: Cross multiply
    9,426.88x = 13,009.50 × 5,235.13
  4. Step 4: Simplify right side
    9,426.88x = 68,106,332.51
  5. Step 5: Solve for x
    x = 68,106,332.51/9,426.88
  6. Step 6: Final answer
    x = 7,224.70

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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.