Home / 1,567.40-2,346.49-1,158.36

Finding the Fourth Proportional to 1,567.40, 2,346.49 and 1,158.36

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Solution

The fourth proportional to 1,567.40, 2,346.49 and 1,158.36 is: 1,734.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.40 : 2,346.49 = 1,158.36 : x
  2. Step 2: Convert to fraction form
    1,567.40/2,346.49 = 1,158.36/x
  3. Step 3: Cross multiply
    1,567.40x = 2,346.49 × 1,158.36
  4. Step 4: Simplify right side
    1,567.40x = 2,718,074.36
  5. Step 5: Solve for x
    x = 2,718,074.36/1,567.40
  6. Step 6: Final answer
    x = 1,734.13

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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.