Home / 5,030.90-7,516.57-4,858.64

Finding the Fourth Proportional to 5,030.90, 7,516.57 and 4,858.64

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Solution

The fourth proportional to 5,030.90, 7,516.57 and 4,858.64 is: 7,259.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,030.90 : 7,516.57 = 4,858.64 : x
  2. Step 2: Convert to fraction form
    5,030.90/7,516.57 = 4,858.64/x
  3. Step 3: Cross multiply
    5,030.90x = 7,516.57 × 4,858.64
  4. Step 4: Simplify right side
    5,030.90x = 36,520,307.66
  5. Step 5: Solve for x
    x = 36,520,307.66/5,030.90
  6. Step 6: Final answer
    x = 7,259.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.