Home / 10,335.74-14,262.75-6,355.40

Finding the Fourth Proportional to 10,335.74, 14,262.75 and 6,355.40

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Solution

The fourth proportional to 10,335.74, 14,262.75 and 6,355.40 is: 8,770.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,335.74 : 14,262.75 = 6,355.40 : x
  2. Step 2: Convert to fraction form
    10,335.74/14,262.75 = 6,355.40/x
  3. Step 3: Cross multiply
    10,335.74x = 14,262.75 × 6,355.40
  4. Step 4: Simplify right side
    10,335.74x = 90,645,410.04
  5. Step 5: Solve for x
    x = 90,645,410.04/10,335.74
  6. Step 6: Final answer
    x = 8,770.10

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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.