Home / 10,535.29-15,802.81-4,293.84

Finding the Fourth Proportional to 10,535.29, 15,802.81 and 4,293.84

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Solution

The fourth proportional to 10,535.29, 15,802.81 and 4,293.84 is: 6,440.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.29 : 15,802.81 = 4,293.84 : x
  2. Step 2: Convert to fraction form
    10,535.29/15,802.81 = 4,293.84/x
  3. Step 3: Cross multiply
    10,535.29x = 15,802.81 × 4,293.84
  4. Step 4: Simplify right side
    10,535.29x = 67,854,737.69
  5. Step 5: Solve for x
    x = 67,854,737.69/10,535.29
  6. Step 6: Final answer
    x = 6,440.71

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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.