Home / 10,484.86-15,709.20-7,358.92

Finding the Fourth Proportional to 10,484.86, 15,709.20 and 7,358.92

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Solution

The fourth proportional to 10,484.86, 15,709.20 and 7,358.92 is: 11,025.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,484.86 : 15,709.20 = 7,358.92 : x
  2. Step 2: Convert to fraction form
    10,484.86/15,709.20 = 7,358.92/x
  3. Step 3: Cross multiply
    10,484.86x = 15,709.20 × 7,358.92
  4. Step 4: Simplify right side
    10,484.86x = 115,602,746.06
  5. Step 5: Solve for x
    x = 115,602,746.06/10,484.86
  6. Step 6: Final answer
    x = 11,025.68

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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.