Home / 8,560.13-11,812.40-4,783.10

Finding the Fourth Proportional to 8,560.13, 11,812.40 and 4,783.10

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Solution

The fourth proportional to 8,560.13, 11,812.40 and 4,783.10 is: 6,600.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,560.13 : 11,812.40 = 4,783.10 : x
  2. Step 2: Convert to fraction form
    8,560.13/11,812.40 = 4,783.10/x
  3. Step 3: Cross multiply
    8,560.13x = 11,812.40 × 4,783.10
  4. Step 4: Simplify right side
    8,560.13x = 56,499,807.46
  5. Step 5: Solve for x
    x = 56,499,807.46/8,560.13
  6. Step 6: Final answer
    x = 6,600.35

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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.