Home / 10,497.30-14,486.10-5,717.10

Finding the Fourth Proportional to 10,497.30, 14,486.10 and 5,717.10

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Solution

The fourth proportional to 10,497.30, 14,486.10 and 5,717.10 is: 7,889.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,497.30 : 14,486.10 = 5,717.10 : x
  2. Step 2: Convert to fraction form
    10,497.30/14,486.10 = 5,717.10/x
  3. Step 3: Cross multiply
    10,497.30x = 14,486.10 × 5,717.10
  4. Step 4: Simplify right side
    10,497.30x = 82,818,482.31
  5. Step 5: Solve for x
    x = 82,818,482.31/10,497.30
  6. Step 6: Final answer
    x = 7,889.50

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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.