Home / 3,854.02-5,316.60-2,595.40

Finding the Fourth Proportional to 3,854.02, 5,316.60 and 2,595.40

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Solution

The fourth proportional to 3,854.02, 5,316.60 and 2,595.40 is: 3,580.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,854.02 : 5,316.60 = 2,595.40 : x
  2. Step 2: Convert to fraction form
    3,854.02/5,316.60 = 2,595.40/x
  3. Step 3: Cross multiply
    3,854.02x = 5,316.60 × 2,595.40
  4. Step 4: Simplify right side
    3,854.02x = 13,798,703.64
  5. Step 5: Solve for x
    x = 13,798,703.64/3,854.02
  6. Step 6: Final answer
    x = 3,580.34

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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.