Home / 9,417.84-14,126.77-7,339.40

Finding the Fourth Proportional to 9,417.84, 14,126.77 and 7,339.40

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Solution

The fourth proportional to 9,417.84, 14,126.77 and 7,339.40 is: 11,009.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417.84 : 14,126.77 = 7,339.40 : x
  2. Step 2: Convert to fraction form
    9,417.84/14,126.77 = 7,339.40/x
  3. Step 3: Cross multiply
    9,417.84x = 14,126.77 × 7,339.40
  4. Step 4: Simplify right side
    9,417.84x = 103,682,039.07
  5. Step 5: Solve for x
    x = 103,682,039.07/9,417.84
  6. Step 6: Final answer
    x = 11,009.10

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Similar ratio
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1.5x scale

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.