Home / 7,510.30-10,364.16-4,153.12

Finding the Fourth Proportional to 7,510.30, 10,364.16 and 4,153.12

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Solution

The fourth proportional to 7,510.30, 10,364.16 and 4,153.12 is: 5,731.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.30 : 10,364.16 = 4,153.12 : x
  2. Step 2: Convert to fraction form
    7,510.30/10,364.16 = 4,153.12/x
  3. Step 3: Cross multiply
    7,510.30x = 10,364.16 × 4,153.12
  4. Step 4: Simplify right side
    7,510.30x = 43,043,600.18
  5. Step 5: Solve for x
    x = 43,043,600.18/7,510.30
  6. Step 6: Final answer
    x = 5,731.28

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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.