Home / 10,528.52-15,790.95-3,953.34

Finding the Fourth Proportional to 10,528.52, 15,790.95 and 3,953.34

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Solution

The fourth proportional to 10,528.52, 15,790.95 and 3,953.34 is: 5,929.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,528.52 : 15,790.95 = 3,953.34 : x
  2. Step 2: Convert to fraction form
    10,528.52/15,790.95 = 3,953.34/x
  3. Step 3: Cross multiply
    10,528.52x = 15,790.95 × 3,953.34
  4. Step 4: Simplify right side
    10,528.52x = 62,426,994.27
  5. Step 5: Solve for x
    x = 62,426,994.27/10,528.52
  6. Step 6: Final answer
    x = 5,929.33

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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.