Home / 7,615.57-10,510.67-4,632.34

Finding the Fourth Proportional to 7,615.57, 10,510.67 and 4,632.34

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Solution

The fourth proportional to 7,615.57, 10,510.67 and 4,632.34 is: 6,393.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,615.57 : 10,510.67 = 4,632.34 : x
  2. Step 2: Convert to fraction form
    7,615.57/10,510.67 = 4,632.34/x
  3. Step 3: Cross multiply
    7,615.57x = 10,510.67 × 4,632.34
  4. Step 4: Simplify right side
    7,615.57x = 48,688,982.37
  5. Step 5: Solve for x
    x = 48,688,982.37/7,615.57
  6. Step 6: Final answer
    x = 6,393.35

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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.