Home / 7,316.72-10,097.02-4,130.05

Finding the Fourth Proportional to 7,316.72, 10,097.02 and 4,130.05

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Solution

The fourth proportional to 7,316.72, 10,097.02 and 4,130.05 is: 5,699.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,316.72 : 10,097.02 = 4,130.05 : x
  2. Step 2: Convert to fraction form
    7,316.72/10,097.02 = 4,130.05/x
  3. Step 3: Cross multiply
    7,316.72x = 10,097.02 × 4,130.05
  4. Step 4: Simplify right side
    7,316.72x = 41,701,197.45
  5. Step 5: Solve for x
    x = 41,701,197.45/7,316.72
  6. Step 6: Final answer
    x = 5,699.44

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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.