Home / 9,681.46-13,360.95-5,433.88

Finding the Fourth Proportional to 9,681.46, 13,360.95 and 5,433.88

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Solution

The fourth proportional to 9,681.46, 13,360.95 and 5,433.88 is: 7,499.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,681.46 : 13,360.95 = 5,433.88 : x
  2. Step 2: Convert to fraction form
    9,681.46/13,360.95 = 5,433.88/x
  3. Step 3: Cross multiply
    9,681.46x = 13,360.95 × 5,433.88
  4. Step 4: Simplify right side
    9,681.46x = 72,601,798.99
  5. Step 5: Solve for x
    x = 72,601,798.99/9,681.46
  6. Step 6: Final answer
    x = 7,499.05

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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.