Home / 7,962.61-10,988.63-4,605.10

Finding the Fourth Proportional to 7,962.61, 10,988.63 and 4,605.10

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Solution

The fourth proportional to 7,962.61, 10,988.63 and 4,605.10 is: 6,355.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.61 : 10,988.63 = 4,605.10 : x
  2. Step 2: Convert to fraction form
    7,962.61/10,988.63 = 4,605.10/x
  3. Step 3: Cross multiply
    7,962.61x = 10,988.63 × 4,605.10
  4. Step 4: Simplify right side
    7,962.61x = 50,603,740.01
  5. Step 5: Solve for x
    x = 50,603,740.01/7,962.61
  6. Step 6: Final answer
    x = 6,355.17

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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.