Home / 10,618.60-14,654.28-5,904.40

Finding the Fourth Proportional to 10,618.60, 14,654.28 and 5,904.40

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Solution

The fourth proportional to 10,618.60, 14,654.28 and 5,904.40 is: 8,148.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,618.60 : 14,654.28 = 5,904.40 : x
  2. Step 2: Convert to fraction form
    10,618.60/14,654.28 = 5,904.40/x
  3. Step 3: Cross multiply
    10,618.60x = 14,654.28 × 5,904.40
  4. Step 4: Simplify right side
    10,618.60x = 86,524,730.83
  5. Step 5: Solve for x
    x = 86,524,730.83/10,618.60
  6. Step 6: Final answer
    x = 8,148.41

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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.