Home / 7,614.16-10,506.32-4,628.40

Finding the Fourth Proportional to 7,614.16, 10,506.32 and 4,628.40

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Solution

The fourth proportional to 7,614.16, 10,506.32 and 4,628.40 is: 6,386.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,614.16 : 10,506.32 = 4,628.40 : x
  2. Step 2: Convert to fraction form
    7,614.16/10,506.32 = 4,628.40/x
  3. Step 3: Cross multiply
    7,614.16x = 10,506.32 × 4,628.40
  4. Step 4: Simplify right side
    7,614.16x = 48,627,451.49
  5. Step 5: Solve for x
    x = 48,627,451.49/7,614.16
  6. Step 6: Final answer
    x = 6,386.45

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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.