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Finding the Fourth Proportional to 9,679.52, 14,526.16 and 4,415.24

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Solution

The fourth proportional to 9,679.52, 14,526.16 and 4,415.24 is: 6,626.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,679.52 : 14,526.16 = 4,415.24 : x
  2. Step 2: Convert to fraction form
    9,679.52/14,526.16 = 4,415.24/x
  3. Step 3: Cross multiply
    9,679.52x = 14,526.16 × 4,415.24
  4. Step 4: Simplify right side
    9,679.52x = 64,136,482.68
  5. Step 5: Solve for x
    x = 64,136,482.68/9,679.52
  6. Step 6: Final answer
    x = 6,626.00

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.