Home / 1,533.26-2,116.55-1,036.58

Finding the Fourth Proportional to 1,533.26, 2,116.55 and 1,036.58

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Solution

The fourth proportional to 1,533.26, 2,116.55 and 1,036.58 is: 1,430.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,533.26 : 2,116.55 = 1,036.58 : x
  2. Step 2: Convert to fraction form
    1,533.26/2,116.55 = 1,036.58/x
  3. Step 3: Cross multiply
    1,533.26x = 2,116.55 × 1,036.58
  4. Step 4: Simplify right side
    1,533.26x = 2,193,965.41
  5. Step 5: Solve for x
    x = 2,193,965.41/1,533.26
  6. Step 6: Final answer
    x = 1,430.91

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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.