Home / 10,624.80-14,658.40-7,307.04

Finding the Fourth Proportional to 10,624.80, 14,658.40 and 7,307.04

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Solution

The fourth proportional to 10,624.80, 14,658.40 and 7,307.04 is: 10,081.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,624.80 : 14,658.40 = 7,307.04 : x
  2. Step 2: Convert to fraction form
    10,624.80/14,658.40 = 7,307.04/x
  3. Step 3: Cross multiply
    10,624.80x = 14,658.40 × 7,307.04
  4. Step 4: Simplify right side
    10,624.80x = 107,109,515.14
  5. Step 5: Solve for x
    x = 107,109,515.14/10,624.80
  6. Step 6: Final answer
    x = 10,081.09

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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.