Home / 2,565.15-3,539.94-1,503.67

Finding the Fourth Proportional to 2,565.15, 3,539.94 and 1,503.67

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Solution

The fourth proportional to 2,565.15, 3,539.94 and 1,503.67 is: 2,075.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.15 : 3,539.94 = 1,503.67 : x
  2. Step 2: Convert to fraction form
    2,565.15/3,539.94 = 1,503.67/x
  3. Step 3: Cross multiply
    2,565.15x = 3,539.94 × 1,503.67
  4. Step 4: Simplify right side
    2,565.15x = 5,322,901.58
  5. Step 5: Solve for x
    x = 5,322,901.58/2,565.15
  6. Step 6: Final answer
    x = 2,075.08

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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.