Home / 10,535.79-14,539.38-5,820.08

Finding the Fourth Proportional to 10,535.79, 14,539.38 and 5,820.08

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Solution

The fourth proportional to 10,535.79, 14,539.38 and 5,820.08 is: 8,031.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,535.79 : 14,539.38 = 5,820.08 : x
  2. Step 2: Convert to fraction form
    10,535.79/14,539.38 = 5,820.08/x
  3. Step 3: Cross multiply
    10,535.79x = 14,539.38 × 5,820.08
  4. Step 4: Simplify right side
    10,535.79x = 84,620,282.05
  5. Step 5: Solve for x
    x = 84,620,282.05/10,535.79
  6. Step 6: Final answer
    x = 8,031.70

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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.