Home / 5,918.10-8,877.25-1,535.45

Finding the Fourth Proportional to 5,918.10, 8,877.25 and 1,535.45

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Solution

The fourth proportional to 5,918.10, 8,877.25 and 1,535.45 is: 2,303.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,918.10 : 8,877.25 = 1,535.45 : x
  2. Step 2: Convert to fraction form
    5,918.10/8,877.25 = 1,535.45/x
  3. Step 3: Cross multiply
    5,918.10x = 8,877.25 × 1,535.45
  4. Step 4: Simplify right side
    5,918.10x = 13,630,531.05
  5. Step 5: Solve for x
    x = 13,630,531.05/5,918.10
  6. Step 6: Final answer
    x = 2,303.20

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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.