Home / 7,962.95-10,988.51-4,426.35

Finding the Fourth Proportional to 7,962.95, 10,988.51 and 4,426.35

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Solution

The fourth proportional to 7,962.95, 10,988.51 and 4,426.35 is: 6,108.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,962.95 : 10,988.51 = 4,426.35 : x
  2. Step 2: Convert to fraction form
    7,962.95/10,988.51 = 4,426.35/x
  3. Step 3: Cross multiply
    7,962.95x = 10,988.51 × 4,426.35
  4. Step 4: Simplify right side
    7,962.95x = 48,638,969.11
  5. Step 5: Solve for x
    x = 48,638,969.11/7,962.95
  6. Step 6: Final answer
    x = 6,108.16

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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.