Home / 11,870.59-16,381.23-6,565.29

Finding the Fourth Proportional to 11,870.59, 16,381.23 and 6,565.29

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Solution

The fourth proportional to 11,870.59, 16,381.23 and 6,565.29 is: 9,060.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,870.59 : 16,381.23 = 6,565.29 : x
  2. Step 2: Convert to fraction form
    11,870.59/16,381.23 = 6,565.29/x
  3. Step 3: Cross multiply
    11,870.59x = 16,381.23 × 6,565.29
  4. Step 4: Simplify right side
    11,870.59x = 107,547,525.51
  5. Step 5: Solve for x
    x = 107,547,525.51/11,870.59
  6. Step 6: Final answer
    x = 9,060.00

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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.