Home / 10,925.36-15,077-6,209.52

Finding the Fourth Proportional to 10,925.36, 15,077 and 6,209.52

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Solution

The fourth proportional to 10,925.36, 15,077 and 6,209.52 is: 8,569.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,925.36 : 15,077 = 6,209.52 : x
  2. Step 2: Convert to fraction form
    10,925.36/15,077 = 6,209.52/x
  3. Step 3: Cross multiply
    10,925.36x = 15,077 × 6,209.52
  4. Step 4: Simplify right side
    10,925.36x = 93,620,933.04
  5. Step 5: Solve for x
    x = 93,620,933.04/10,925.36
  6. Step 6: Final answer
    x = 8,569.14

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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.