Home / 7,440.59-10,264.79-4,603.05

Finding the Fourth Proportional to 7,440.59, 10,264.79 and 4,603.05

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Solution

The fourth proportional to 7,440.59, 10,264.79 and 4,603.05 is: 6,350.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,440.59 : 10,264.79 = 4,603.05 : x
  2. Step 2: Convert to fraction form
    7,440.59/10,264.79 = 4,603.05/x
  3. Step 3: Cross multiply
    7,440.59x = 10,264.79 × 4,603.05
  4. Step 4: Simplify right side
    7,440.59x = 47,249,353.12
  5. Step 5: Solve for x
    x = 47,249,353.12/7,440.59
  6. Step 6: Final answer
    x = 6,350.21

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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.