Home / 10,799.51-14,909.10-7,579.24

Finding the Fourth Proportional to 10,799.51, 14,909.10 and 7,579.24

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Solution

The fourth proportional to 10,799.51, 14,909.10 and 7,579.24 is: 10,463.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,799.51 : 14,909.10 = 7,579.24 : x
  2. Step 2: Convert to fraction form
    10,799.51/14,909.10 = 7,579.24/x
  3. Step 3: Cross multiply
    10,799.51x = 14,909.10 × 7,579.24
  4. Step 4: Simplify right side
    10,799.51x = 112,999,621.62
  5. Step 5: Solve for x
    x = 112,999,621.62/10,799.51
  6. Step 6: Final answer
    x = 10,463.40

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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.