Home / 2,877.01-4,315.53-1,577.77

Finding the Fourth Proportional to 2,877.01, 4,315.53 and 1,577.77

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Solution

The fourth proportional to 2,877.01, 4,315.53 and 1,577.77 is: 2,366.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,877.01 : 4,315.53 = 1,577.77 : x
  2. Step 2: Convert to fraction form
    2,877.01/4,315.53 = 1,577.77/x
  3. Step 3: Cross multiply
    2,877.01x = 4,315.53 × 1,577.77
  4. Step 4: Simplify right side
    2,877.01x = 6,808,913.77
  5. Step 5: Solve for x
    x = 6,808,913.77/2,877.01
  6. Step 6: Final answer
    x = 2,366.66

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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.