Home / 10,925.55-16,389.95-3,528.63

Finding the Fourth Proportional to 10,925.55, 16,389.95 and 3,528.63

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Solution

The fourth proportional to 10,925.55, 16,389.95 and 3,528.63 is: 5,293.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.55 : 16,389.95 = 3,528.63 : x
  2. Step 2: Convert to fraction form
    10,925.55/16,389.95 = 3,528.63/x
  3. Step 3: Cross multiply
    10,925.55x = 16,389.95 × 3,528.63
  4. Step 4: Simplify right side
    10,925.55x = 57,834,051.63
  5. Step 5: Solve for x
    x = 57,834,051.63/10,925.55
  6. Step 6: Final answer
    x = 5,293.47

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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.