Home / 1,567.96-2,347.99-1,325.57

Finding the Fourth Proportional to 1,567.96, 2,347.99 and 1,325.57

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Solution

The fourth proportional to 1,567.96, 2,347.99 and 1,325.57 is: 1,985.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.96 : 2,347.99 = 1,325.57 : x
  2. Step 2: Convert to fraction form
    1,567.96/2,347.99 = 1,325.57/x
  3. Step 3: Cross multiply
    1,567.96x = 2,347.99 × 1,325.57
  4. Step 4: Simplify right side
    1,567.96x = 3,112,410.05
  5. Step 5: Solve for x
    x = 3,112,410.05/1,567.96
  6. Step 6: Final answer
    x = 1,985.01

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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.