Home / 8,948.63-12,355.28-5,592.95

Finding the Fourth Proportional to 8,948.63, 12,355.28 and 5,592.95

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Solution

The fourth proportional to 8,948.63, 12,355.28 and 5,592.95 is: 7,722.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,948.63 : 12,355.28 = 5,592.95 : x
  2. Step 2: Convert to fraction form
    8,948.63/12,355.28 = 5,592.95/x
  3. Step 3: Cross multiply
    8,948.63x = 12,355.28 × 5,592.95
  4. Step 4: Simplify right side
    8,948.63x = 69,102,446.37
  5. Step 5: Solve for x
    x = 69,102,446.37/8,948.63
  6. Step 6: Final answer
    x = 7,722.13

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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.