Home / 7,038.47-10,560.79-5,476.13

Finding the Fourth Proportional to 7,038.47, 10,560.79 and 5,476.13

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Solution

The fourth proportional to 7,038.47, 10,560.79 and 5,476.13 is: 8,216.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,038.47 : 10,560.79 = 5,476.13 : x
  2. Step 2: Convert to fraction form
    7,038.47/10,560.79 = 5,476.13/x
  3. Step 3: Cross multiply
    7,038.47x = 10,560.79 × 5,476.13
  4. Step 4: Simplify right side
    7,038.47x = 57,832,281.19
  5. Step 5: Solve for x
    x = 57,832,281.19/7,038.47
  6. Step 6: Final answer
    x = 8,216.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.