Home / 1,567.76-2,352.80-1,263.30

Finding the Fourth Proportional to 1,567.76, 2,352.80 and 1,263.30

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Solution

The fourth proportional to 1,567.76, 2,352.80 and 1,263.30 is: 1,895.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.76 : 2,352.80 = 1,263.30 : x
  2. Step 2: Convert to fraction form
    1,567.76/2,352.80 = 1,263.30/x
  3. Step 3: Cross multiply
    1,567.76x = 2,352.80 × 1,263.30
  4. Step 4: Simplify right side
    1,567.76x = 2,972,292.24
  5. Step 5: Solve for x
    x = 2,972,292.24/1,567.76
  6. Step 6: Final answer
    x = 1,895.88

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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.