Home / 1,927.40-2,885.63-1,533.74

Finding the Fourth Proportional to 1,927.40, 2,885.63 and 1,533.74

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Solution

The fourth proportional to 1,927.40, 2,885.63 and 1,533.74 is: 2,296.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927.40 : 2,885.63 = 1,533.74 : x
  2. Step 2: Convert to fraction form
    1,927.40/2,885.63 = 1,533.74/x
  3. Step 3: Cross multiply
    1,927.40x = 2,885.63 × 1,533.74
  4. Step 4: Simplify right side
    1,927.40x = 4,425,784.06
  5. Step 5: Solve for x
    x = 4,425,784.06/1,927.40
  6. Step 6: Final answer
    x = 2,296.25

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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.