Home / 1,533.42-2,113.65-1,035.19

Finding the Fourth Proportional to 1,533.42, 2,113.65 and 1,035.19

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Solution

The fourth proportional to 1,533.42, 2,113.65 and 1,035.19 is: 1,426.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.42 : 2,113.65 = 1,035.19 : x
  2. Step 2: Convert to fraction form
    1,533.42/2,113.65 = 1,035.19/x
  3. Step 3: Cross multiply
    1,533.42x = 2,113.65 × 1,035.19
  4. Step 4: Simplify right side
    1,533.42x = 2,188,031.99
  5. Step 5: Solve for x
    x = 2,188,031.99/1,533.42
  6. Step 6: Final answer
    x = 1,426.90

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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.