Home / 1,771.40-2,444.60-1,025.35

Finding the Fourth Proportional to 1,771.40, 2,444.60 and 1,025.35

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Solution

The fourth proportional to 1,771.40, 2,444.60 and 1,025.35 is: 1,415.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,771.40 : 2,444.60 = 1,025.35 : x
  2. Step 2: Convert to fraction form
    1,771.40/2,444.60 = 1,025.35/x
  3. Step 3: Cross multiply
    1,771.40x = 2,444.60 × 1,025.35
  4. Step 4: Simplify right side
    1,771.40x = 2,506,567.06
  5. Step 5: Solve for x
    x = 2,506,567.06/1,771.40
  6. Step 6: Final answer
    x = 1,415.02

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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.