Home / 10,482.79-14,459.91-6,450.30

Finding the Fourth Proportional to 10,482.79, 14,459.91 and 6,450.30

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Solution

The fourth proportional to 10,482.79, 14,459.91 and 6,450.30 is: 8,897.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,482.79 : 14,459.91 = 6,450.30 : x
  2. Step 2: Convert to fraction form
    10,482.79/14,459.91 = 6,450.30/x
  3. Step 3: Cross multiply
    10,482.79x = 14,459.91 × 6,450.30
  4. Step 4: Simplify right side
    10,482.79x = 93,270,757.47
  5. Step 5: Solve for x
    x = 93,270,757.47/10,482.79
  6. Step 6: Final answer
    x = 8,897.51

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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.