Home / 7,881.02-10,875.84-4,737.26

Finding the Fourth Proportional to 7,881.02, 10,875.84 and 4,737.26

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Solution

The fourth proportional to 7,881.02, 10,875.84 and 4,737.26 is: 6,537.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,881.02 : 10,875.84 = 4,737.26 : x
  2. Step 2: Convert to fraction form
    7,881.02/10,875.84 = 4,737.26/x
  3. Step 3: Cross multiply
    7,881.02x = 10,875.84 × 4,737.26
  4. Step 4: Simplify right side
    7,881.02x = 51,521,681.80
  5. Step 5: Solve for x
    x = 51,521,681.80/7,881.02
  6. Step 6: Final answer
    x = 6,537.44

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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.