Home / 7,463.78-10,300.02-4,106.60

Finding the Fourth Proportional to 7,463.78, 10,300.02 and 4,106.60

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Solution

The fourth proportional to 7,463.78, 10,300.02 and 4,106.60 is: 5,667.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,463.78 : 10,300.02 = 4,106.60 : x
  2. Step 2: Convert to fraction form
    7,463.78/10,300.02 = 4,106.60/x
  3. Step 3: Cross multiply
    7,463.78x = 10,300.02 × 4,106.60
  4. Step 4: Simplify right side
    7,463.78x = 42,298,062.13
  5. Step 5: Solve for x
    x = 42,298,062.13/7,463.78
  6. Step 6: Final answer
    x = 5,667.11

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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.