Home / 7,407.90-10,222.47-4,264.02

Finding the Fourth Proportional to 7,407.90, 10,222.47 and 4,264.02

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Solution

The fourth proportional to 7,407.90, 10,222.47 and 4,264.02 is: 5,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407.90 : 10,222.47 = 4,264.02 : x
  2. Step 2: Convert to fraction form
    7,407.90/10,222.47 = 4,264.02/x
  3. Step 3: Cross multiply
    7,407.90x = 10,222.47 × 4,264.02
  4. Step 4: Simplify right side
    7,407.90x = 43,588,816.53
  5. Step 5: Solve for x
    x = 43,588,816.53/7,407.90
  6. Step 6: Final answer
    x = 5,884.10

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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.