Home / 11,569.79-15,966.28-6,533.76

Finding the Fourth Proportional to 11,569.79, 15,966.28 and 6,533.76

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Solution

The fourth proportional to 11,569.79, 15,966.28 and 6,533.76 is: 9,016.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,569.79 : 15,966.28 = 6,533.76 : x
  2. Step 2: Convert to fraction form
    11,569.79/15,966.28 = 6,533.76/x
  3. Step 3: Cross multiply
    11,569.79x = 15,966.28 × 6,533.76
  4. Step 4: Simplify right side
    11,569.79x = 104,319,909.65
  5. Step 5: Solve for x
    x = 104,319,909.65/11,569.79
  6. Step 6: Final answer
    x = 9,016.58

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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.