Home / 10,366.59-15,533.57-6,465.15

Finding the Fourth Proportional to 10,366.59, 15,533.57 and 6,465.15

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Solution

The fourth proportional to 10,366.59, 15,533.57 and 6,465.15 is: 9,687.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.59 : 15,533.57 = 6,465.15 : x
  2. Step 2: Convert to fraction form
    10,366.59/15,533.57 = 6,465.15/x
  3. Step 3: Cross multiply
    10,366.59x = 15,533.57 × 6,465.15
  4. Step 4: Simplify right side
    10,366.59x = 100,426,827.76
  5. Step 5: Solve for x
    x = 100,426,827.76/10,366.59
  6. Step 6: Final answer
    x = 9,687.55

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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.