Home / 10,507.17-14,499.32-6,528.21

Finding the Fourth Proportional to 10,507.17, 14,499.32 and 6,528.21

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Solution

The fourth proportional to 10,507.17, 14,499.32 and 6,528.21 is: 9,008.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507.17 : 14,499.32 = 6,528.21 : x
  2. Step 2: Convert to fraction form
    10,507.17/14,499.32 = 6,528.21/x
  3. Step 3: Cross multiply
    10,507.17x = 14,499.32 × 6,528.21
  4. Step 4: Simplify right side
    10,507.17x = 94,654,605.82
  5. Step 5: Solve for x
    x = 94,654,605.82/10,507.17
  6. Step 6: Final answer
    x = 9,008.57

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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.