Home / 7,746.55-10,688.70-4,560.01

Finding the Fourth Proportional to 7,746.55, 10,688.70 and 4,560.01

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Solution

The fourth proportional to 7,746.55, 10,688.70 and 4,560.01 is: 6,291.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,746.55 : 10,688.70 = 4,560.01 : x
  2. Step 2: Convert to fraction form
    7,746.55/10,688.70 = 4,560.01/x
  3. Step 3: Cross multiply
    7,746.55x = 10,688.70 × 4,560.01
  4. Step 4: Simplify right side
    7,746.55x = 48,740,578.89
  5. Step 5: Solve for x
    x = 48,740,578.89/7,746.55
  6. Step 6: Final answer
    x = 6,291.91

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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.