Home / 8,913.53-12,302.73-5,929.49

Finding the Fourth Proportional to 8,913.53, 12,302.73 and 5,929.49

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Solution

The fourth proportional to 8,913.53, 12,302.73 and 5,929.49 is: 8,184.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,913.53 : 12,302.73 = 5,929.49 : x
  2. Step 2: Convert to fraction form
    8,913.53/12,302.73 = 5,929.49/x
  3. Step 3: Cross multiply
    8,913.53x = 12,302.73 × 5,929.49
  4. Step 4: Simplify right side
    8,913.53x = 72,948,852.99
  5. Step 5: Solve for x
    x = 72,948,852.99/8,913.53
  6. Step 6: Final answer
    x = 8,184.06

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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.