Home / 8,535.30-12,802.96-4,148.99

Finding the Fourth Proportional to 8,535.30, 12,802.96 and 4,148.99

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Solution

The fourth proportional to 8,535.30, 12,802.96 and 4,148.99 is: 6,223.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535.30 : 12,802.96 = 4,148.99 : x
  2. Step 2: Convert to fraction form
    8,535.30/12,802.96 = 4,148.99/x
  3. Step 3: Cross multiply
    8,535.30x = 12,802.96 × 4,148.99
  4. Step 4: Simplify right side
    8,535.30x = 53,119,353.01
  5. Step 5: Solve for x
    x = 53,119,353.01/8,535.30
  6. Step 6: Final answer
    x = 6,223.49

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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.