Home / 7,510.12-10,363.66-4,152.72

Finding the Fourth Proportional to 7,510.12, 10,363.66 and 4,152.72

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Solution

The fourth proportional to 7,510.12, 10,363.66 and 4,152.72 is: 5,730.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,510.12 : 10,363.66 = 4,152.72 : x
  2. Step 2: Convert to fraction form
    7,510.12/10,363.66 = 4,152.72/x
  3. Step 3: Cross multiply
    7,510.12x = 10,363.66 × 4,152.72
  4. Step 4: Simplify right side
    7,510.12x = 43,037,378.16
  5. Step 5: Solve for x
    x = 43,037,378.16/7,510.12
  6. Step 6: Final answer
    x = 5,730.58

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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.