Home / 5,483.90-7,567.80-3,126.08

Finding the Fourth Proportional to 5,483.90, 7,567.80 and 3,126.08

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Solution

The fourth proportional to 5,483.90, 7,567.80 and 3,126.08 is: 4,314.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,483.90 : 7,567.80 = 3,126.08 : x
  2. Step 2: Convert to fraction form
    5,483.90/7,567.80 = 3,126.08/x
  3. Step 3: Cross multiply
    5,483.90x = 7,567.80 × 3,126.08
  4. Step 4: Simplify right side
    5,483.90x = 23,657,548.22
  5. Step 5: Solve for x
    x = 23,657,548.22/5,483.90
  6. Step 6: Final answer
    x = 4,314.00

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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.